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ENGINEERED
STEEL PRODUCTS |
| Priced
Full Line Products Catalog |
PO
Box 72659 Providence, RI 02907
Toll free:(800) 421-0314 • In RI:(401) 421-0314 • Fax:(401)
421-5679 |
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Back
to Product Category
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All
Welded Smooth
Handrail and Guard
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External
Guards
Both Sides 42" High
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*Important
Note when ordering: Specify
actual floor to floor
height when ordering, stairways are custom designed to meet
your
height requirements. |
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STANDARD
DIAMOND PLATE TREAD
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Intermediate Tread Standard Color Gray
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Standard
Top Tread Shown with Special Color
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12"
Deep x 2", 11 Gauge
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PRICING
FOR INDUSTRIAL USE IBC STAIRS WITH STANDARD
PAINTED ENAMEL FRAME AND TREADS
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Back
to Top |
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FRAME
FINISH-BLUE OR GRAY
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TREAD
SELECTION
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MODEL
NO.
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PRICING
HEIGHT
RANGE
(Floor to Floor)
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HORIZONTAL
RUN
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TREAD
WIDTH
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OVERALL
WIDTH
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PAINTED DIA
PLATE 12"
TREAD CLOSED
RISER
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IIBC3638-P |
3'-0"-3'-5" |
5'-10"-6'0" |
36 |
39 |
$1,789 |
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IIBC4838-P |
3'-0"-3'-5" |
5'-10"-6'0" |
48 |
51 |
$2,011 |
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IIBC3644-P |
3'-6"-3'-11" |
5'-10"-6'-10" |
36 |
39 |
$1,995 |
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IIBC4844-P |
3'-6"-3'-11" |
5'-10"-6'-10" |
48 |
51 |
$2,262 |
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IIBC3650-P |
4'-0"-4'-5" |
6'-9"-7'-9" |
36 |
39 |
$2,201 |
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IIBC4850-P |
4'-0"-4'-5" |
6'-9"-7'-9" |
48 |
51 |
$2,512 |
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IIBC3656-P |
4'-6"-4'-11" |
7'-9"-8'-8" |
36 |
39 |
$2,408 |
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IIBC4856-P |
4'-6"-4'-11" |
7'-9"-8'-8" |
48 |
51 |
$2,764 |
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IIBC3662-P |
5'-0"-5'-5" |
8'-8"-9'-7" |
36 |
39 |
$2,616 |
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IIBC4862-P |
5'-0"-5'-5" |
8'-8"-9'-7" |
48 |
51 |
$3,014 |
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IIBC3668-P |
5'-6"-5'-11" |
9'-7"-10'-6" |
36 |
39 |
$2,821 |
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IIBC4868-P |
5'-6"-5'-11" |
9'-7"-10'-6" |
48 |
51 |
$3,264 |
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IIBC3674-P |
6'-0"-6'-5" |
10'-5"-10'-6" |
36 |
39 |
$2,894 |
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IIBC4874-P |
6'-0"-6'-5" |
10'-5"-10'-6" |
48 |
51 |
$3,338 |
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IIBC3680-P |
6'-6"-6'-11" |
11'-4"-11'-5" |
36 |
39 |
$3,103 |
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IIBC4880-P |
6'-6"-6'-11" |
11'-4"-11'-5" |
48 |
51 |
$3,588 |
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IIBC3686-P |
7'-0"-7'-5" |
11'-4"-12'-3" |
36 |
39 |
$3,309 |
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IIBC4886-P |
7'-0"-7'-5" |
11'-4"-12'-3" |
48 |
51 |
$3,839 |
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IIBC3690-P |
7'-6"-7'-11" |
12'-3"-13'-2" |
36 |
39 |
$3,514 |
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IIBC4890-P |
7'-6"-7'-11" |
12'-3"-13'-2" |
48 |
51 |
$4,090 |
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IIBC3698-P |
8'-0"-8'-5" |
13'-2"-14'-2" |
36 |
39 |
$3,720 |
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IIBC4898-P |
8'-0"-8'-5" |
13'-2"-14'-2" |
48 |
51 |
$4,341 |
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IIBC36104-P |
8'-6"-8'-11" |
14'-1"-15'-1" |
36 |
39 |
$3,927 |
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IIBC48104-P |
8'-6"-8'-11" |
14'-1"-15'-1" |
48 |
51 |
$4,591 |
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IIBC36110-P |
9'-0"-9'-5" |
15'-0"-15'-11" |
36 |
39 |
$4,133 |
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IIBC48110-P |
9'-0"-9'-5" |
15'-0"-15'-11" |
48 |
51 |
$4,841 |
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IIBC36116-P |
9'-6"-9'-11" |
15'-10"-15'-11" |
36 |
39 |
$4,207 |
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IIBC48116-P |
9'-6"-9'-11" |
15'-10"-15'-11" |
48 |
51 |
$4,915 |
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IIBC36122-P |
10'-0"-10'-5" |
16'-9"-16'-10" |
36 |
39 |
$4,413 |
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IIBC48122-P |
10'-0"-10'-5" |
16'-9"-16'-10" |
48 |
51 |
$5,165 |
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IIBC36128-P |
10'-6"-10'-11" |
16'-9"-17'-8" |
36 |
39 |
$4,619 |
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IIBC48128-P |
10'-6"-10'-11" |
16'-9"-17'-8" |
48 |
51 |
$5,418 |
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IIBC36134-P |
11'-0"-11'-5" |
17'-8"-18'-7" |
36 |
39 |
$4,826 |
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IIBC48134-P |
11'-0"-11'-5" |
17'-8"-18'-7" |
48 |
51 |
$5,669 |
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IIBC36140-P |
11'-6"-12'-0" |
18'-7"-19'-7" |
36 |
39 |
$5,032 |
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IIBC48140-P |
11'-6"-12'-0" |
18'-7"-19'-7" |
48 |
51 |
$5,919 |
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PRICING
FOR INDUSTRIAL
USE IBC STAIRS
WITH GALVANIZED FRAME AND TREADS
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FRAME
FINISH-GALVANIZED
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MODEL
NO. |
PRICING
HEIGHT
RANGE
(Floor to Floor) |
HORIZONTAL
RUN |
TREAD
WIDTH
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OVERALL
WIDTH |
GAL.
DIA.
PLATE 12"
TREAD CLOSED
RISER |
| IIBC3638-G |
3'-0"-3'-5" |
5'-10"-6'0" |
36 |
39 |
$2,647 |
| IIBC4838-G |
3'-0"-3'-5" |
5'-10"-6'0" |
48 |
51 |
$2,959 |
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| IIBC3644-G |
3'-6"-3'-11" |
5'-10"-6'-10" |
36 |
39 |
$2,937 |
| IIBC4844-G |
3'-6"-3'-11" |
5'-10"-6'-10" |
48 |
51 |
$3,311 |
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| IIBC3650-G |
4'-0"-4'-5" |
6'-9"-7'-9" |
36 |
39 |
$3,228 |
| IIBC4850-G |
4'-0"-4'-5" |
6'-9"-7'-9" |
48 |
51 |
$3,664 |
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| IIBC3656-G |
4'-6"-4'-11" |
7'-9"-8'-8" |
36 |
39 |
$3,517 |
| IIBC4856-G |
4'-6"-4'-11" |
7'-9"-8'-8" |
48 |
51 |
$4,016 |
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| IIBC3662-G |
5'-0"-5'-5" |
8'-8"-9'-7" |
36 |
39 |
$3,808 |
| IIBC4862-G |
5'-0"-5'-5" |
8'-8"-9'-7" |
48 |
51 |
$4,367 |
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| IIBC3668-G |
5'-6"-5'-11" |
9'-7"-10'-6" |
36 |
39 |
$4,098 |
| IIBC4868-G |
5'-6"-5'-11" |
9'-7"-10'-6" |
48 |
51 |
$4,720 |
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| IIBC3674-G |
6'-0"-6'-5" |
10'-5"-10'-6" |
36 |
39 |
$4,201 |
| IIBC4874-G |
6'-0"-6'-5" |
10'-5"-10'-6" |
48 |
51 |
$4,825 |
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| IIBC3680-G |
6'-6"-6'-11" |
11'-4"-11'-5" |
36 |
39 |
$4,491 |
| IIBC4880-G |
6'-6"-6'-11" |
11'-4"-11'-5" |
48 |
51 |
$5,177 |
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| IIBC3686-G |
7'-0"-7'-5" |
11'-4"-12'-3" |
36 |
39 |
$4,782 |
| IIBC4886-G |
7'-0"-7'-5" |
11'-4"-12'-3" |
48 |
51 |
$5,530 |
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| IIBC3690-G |
7'-6"-7'-11" |
12'-3"-13'-2" |
36 |
39 |
$5,071 |
| IIBC4890-G |
7'-6"-7'-11" |
12'-3"-13'-2" |
48 |
51 |
$5,881 |
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| IIBC3698-G |
8'-0"-8'-5" |
13'-2"-14'-2" |
36 |
39 |
$5,362 |
| IIBC4898-G |
8'-0"-8'-5" |
13'-2"-14'-2" |
48 |
51 |
$6,234 |
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| IIBC36104-G |
8'-6"-8'-11" |
14'-1"-15'-1" |
36 |
39 |
$5,651 |
| IIBC48104-G |
8'-6"-8'-11" |
14'-1"-15'-1 |
48 |
51 |
$6,586 |
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| IIBC36110-G |
9'-0"-9'-5" |
15'-0"-15'-11" |
36 |
39 |
$5,942 |
| IIBC48110-G |
9'-0"-9'-5" |
15'-0"-15'-11" |
48 |
51 |
$6,939 |
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| IIBC36116-G |
9'-6"-9'-11" |
15'-10"-15'-11" |
36 |
39 |
$6,044 |
| IIBC48116-G |
9'-6"-9'-11" |
15'-10"-15'-11" |
48 |
51 |
$7,042 |
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| IIBC36122-G |
10'-0"-10'-5" |
16'-9"-16'-10" |
36 |
39 |
$6,336 |
| IIBC48122-G |
10'-0"-10'-5" |
16'-9"-16'-10" |
48 |
51 |
$7,393 |
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| IIBC36128-G |
10'-6"-10'-11" |
16'-9"-17'-8" |
36 |
39 |
$6,625 |
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IIBC48128-G |
10'-6"-10'-11" |
16'-9"-17'-8" |
48 |
51 |
$7,746 |
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| IIBC36134-G |
11'-0"-11'-5" |
17'-8"-18'-7" |
36 |
39 |
$6,914 |
| IIBC48134-G |
11'-0"-11'-5" |
17'-8"-18'-7" |
48 |
51 |
$8,099 |
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| IIBC36140-G |
11'-6"-12'-0" |
18'-7"-19'-7" |
36 |
39 |
$7,205 |
| IIBC48140-G |
11'-6"-12'-0" |
18'-7"-19'-7" |
48 |
51 |
$8,451 |
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PRICING
FOR INDUSTRIAL
USE IBC
STAIRS WITH DUPLEX COLORZINQ FRAME AND TREADS
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FRAME
FINISH-GALVANIZED & PAINTED
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MODEL
NO. |
PRICING
HEIGHT
RANGE
(Floor to Floor) |
HORIZONTAL
RUN |
TREAD
WIDTH
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OVERALL
WIDTH |
COLOR ZINQ
DIA. PLATE
12" TREAD
CLOSED RISER |
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IIBC3638-GP |
3'-0"-3'-5" |
5'-10"-6'0" |
36 |
39 |
$3,119 |
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IIBC4838-GP |
3'-0"-3'-5" |
5'-10"-6'0" |
48 |
51 |
$3,521 |
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IIBC3644-GP |
3'-6"-3'-11" |
5'-10"-6'-10" |
36 |
39 |
$3,494 |
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IIBC4844-GP |
3'-6"-3'-11" |
5'-10"-6'-10" |
48 |
51 |
$3,976 |
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IIBC3650-GP |
4'-0"-4'-5" |
6'-9"-7'-9" |
36 |
39 |
$3,867 |
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IIBC4850-GP |
4'-0"-4'-5" |
6'-9"-7'-9" |
48 |
51 |
$4,429 |
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IIBC3656-GP |
4'-6"-4'-11" |
7'-9"-8'-8" |
36 |
39 |
$4,242 |
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IIBC4856-GP |
4'-6"-4'-11" |
7'-9"-8'-8" |
48 |
51 |
$4,884 |
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IIBC3662-GP |
5'-0"-5'-5" |
8'-8"-9'-7" |
36 |
39 |
$4,615 |
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IIBC4862-GP |
5'-0"-5'-5" |
8'-8"-9'-7" |
48 |
51 |
$5,338 |
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IIBC3668-GP |
5'-6"-5'-11" |
9'-7"-10'-6" |
36 |
39 |
$4,989 |
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IIBC4868-GP |
5'-6"-5'-11" |
9'-7"-10'-6" |
48 |
51 |
$5,792 |
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IIBC3674-GP |
6'-0"-6'-5" |
10'-5"-10'-6" |
36 |
39 |
$5,122 |
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IIBC4874-GP |
6'-0"-6'-5" |
10'-5"-10'-6" |
48 |
51 |
$5,924 |
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IIBC3680-GP |
6'-6"-6'-11" |
11'-4"-11'-5" |
36 |
39 |
$5,495 |
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IIBC4880-GP |
6'-6"-6'-11" |
11'-4"-11'-5" |
48 |
51 |
$6,378 |
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IIBC3686-GP |
7'-0"-7'-5" |
11'-4"-12'-3" |
36 |
39 |
$5,869 |
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IIBC4886-GP |
7'-0"-7'-5" |
11'-4"-12'-3" |
48 |
51 |
$6,834 |
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IIBC3690-GP |
7'-6"-7'-11" |
12'-3"-13'-2" |
36 |
39 |
$6,243 |
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IIBC4890-GP |
7'-6"-7'-11" |
12'-3"-13'-2" |
48 |
51 |
$7,286 |
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IIBC3698-GP |
8'-0"-8'-5" |
13'-2"-14'-2" |
36 |
39 |
$6,617 |
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IIBC4898-GP |
8'-0"-8'-5" |
13'-2"-14'-2" |
48 |
51 |
$7,742 |
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IIBC36104-GP |
8'-6"-8'-11" |
14'-1"-15'-1" |
36 |
39 |
$6,991 |
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IIBC48104-GP |
8'-6"-8'-11" |
14'-1"-15'-1" |
48 |
51 |
$8,195 |
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IIBC36110-GP |
9'-0"-9'-5" |
15'-0"-15'-11" |
36 |
39 |
$7,364 |
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IIBC48110-GP |
9'-0"-9'-5" |
15'-0"-15'-11" |
48 |
51 |
$8,650 |
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IIBC36116-GP |
9'-6"-9'-11" |
15'-10"-15'-11" |
36 |
39 |
$7,497 |
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IIBC48116-GP |
9'-6"-9'-11" |
15'-10"-15'-11" |
48 |
51 |
$8,782 |
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IIBC36122-GP |
10'-0"-10'-5" |
16'-9"-16'-10" |
36 |
39 |
$7,871 |
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IIBC48122-GP |
10'-0"-10'-5" |
16'-9"-16'-10" |
48 |
51 |
$9,235 |
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IIBC36128-GP |
10'-6"-10'-11" |
16'-9"-17'-8" |
36 |
39 |
$8,245 |
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IIBC48128-GP |
10'-6"-10'-11" |
16'-9"-17'-8" |
48 |
51 |
$9,690 |
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IIBC36134-GP |
11'-0"-11'-5" |
17'-8"-18'-7" |
36 |
39 |
$8,618 |
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IIBC48134-GP |
11'-0"-11'-5" |
17'-8"-18'-7" |
48 |
51 |
$10,144 |
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IIBC36140-GP |
11'-6"-12'-0" |
18'-7"-19'-7" |
36 |
39 |
$8,993 |
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IIBC48140-GP |
11'-6"-12'-0" |
18'-7"-19'-7" |
48 |
51 |
$10,598 |
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CLASSIFICATION
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DESIGN
SPECIFICATIONS
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SECTION
302
CLASSIFICATION
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SECTION
1009
STAIRWAYS AND HANDRAILS
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302.1
General. Structures or portions of structures shall
be classified with respect to occupancy in one or more
of the groups listed below. Structure with multiple uses shall
be classified according to Section 302.3. Where a structure
is proposed for a purpose which is not specifically
provided for in this code, such structure shall be classified
in the group which the occupancy most nearly resembles,
according to the fire safety and relative hazard involved. |
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1009.1
Stairway Width. The width of stairways shall
not be less than 44 inches (1118 mm). |
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Exceptions: |
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1.
Stairways serving an occupant load of 50 or less
shall have a width of not less than 36 inches
(914
mm). |
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1009.2
Headroom. Stairways shall have a minimum
headroom clearance of 80 inches (2032 mm) measured
vertically from a line connecting the edge of the nosings.
Such headroom shall be continuous above the stairway
to the point where the line intersects the landing below,
one tread depth beyond the bottom riser. The minimum
clearance shall be maintained the full width of the stairway
and landing. |
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1.
Assembly (see section 303): Group A-1, A-2, A-3,
A-4 and A-5. |
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2.
Business (see Section 304): Group B. |
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3.
Educational (see Section 305): Group E. |
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4.
Factory and Industrial (see Section 306): Groups
F-1 and F-2. |
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5.
High Hazard (see Section 307): Group H-1, H-2,
H-3, H-4 and H-5. |
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1009.3 Stair
Treads and Risers. Stair riser heights
shall be 7 inches (178 mm) maximum and 4 inches
(102 mm) minimum. Stair tread depths shall be 11 inches
(279 mm) minimum. The riser height shall be measured
vertically between the leading edges of adjacent treads.
The greatest riser height within any flight of stairs shall
not exceed the smallest by more than 0.375 inch (9.5
mm). The tread depth shall be measured horizontally
between the vertical planes of the foremost projection
of adjacent treads and at right angle to the tread's
leading edge. The greatest tread depth within any flight
of stairs shall not exceed the smallest by more than
0.375 inch (9.5 mm).
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6.
Institutional (see Section 308): Groups I-1, I-2, I-3
and I-4. |
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7.
Mercantile (see Section 309): Group M. |
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8.
Residential (see Section 310): Groups R-1, R-2,
R-3 as applicable in Section 101.2, and R-4. |
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9.
Storage (see Section 311): Groups S-1 and S-2. |
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10.
Utility and Miscellaneous (see Section 312):
Group U. |
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SECTION
306
FACTORY GROUP F
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306.1
Factory Industrial Group F. Factory Industrial
Group F occupancy includes, among other, the use of a
building or structure, or a position thereof, for assembling,
disassembling, fabricating, finishing, manufacturing,
packaging, repair or processing operations that are not
classified as a Group H hazardous or Group S storage
occupancy. |
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1009.3.1
Dimensional Uniformity. Stair treads and
risers shall be of uniform size and shape. The tolerance
between the largest and smallest riser or between the
largest and smallest tread shall not exceed 0.375 inch
(9.5 mm) in any flight of stairs. |
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1009.3.2
Profile. The radius of curvature at the leading
edge of the tread shall be not greater than 0.5 inch (12.7
mm). Beveling of nosings shall not exceed 0.5 inch (12.7 |
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306.2
Factory Industrial F-1 Moderate-Hazard
Occupancy. Factory industrial uses which are not classified
as Factory Industrial F-2 Low Hazard shall be classified
as F-1 Moderate Hazard and shall include, but not be
limited to, the following: |
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mm).
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Risers
shall be solid and vertical or sloped from the |
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underside
of the leading edge of the tread above at an
angle not more than 30 degrees (0.52 rad) from the
vertical. The leading edge (nosings) of treads shall project
not more than 1.25 inches (32 mm) beyond the tread
below and all projections of the leading edges shall be
of uniform size, including the leading edge of the floor
at the top of a flight. |
Aircraft
- Appliances - Athletic equipment - Automobiles
and other motor vehicles - Bakeries -
Beverages; over 12-percent alcohol content - Bicycles -
Boats - Brooms or brushes - Business machines
Cameras and photo equipment - Canvas or similar |
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fabric
- Carpets and rugs (includes cleaning) -
Clothing - Construction ad agricultural machinery
Disinfectants - Dry cleaning and dyeing - Electric genera-
tion plants - Electronics - Engines (including rebuilding) -
Food processing Furniture - Hemp
products - Jute products - Laundries - Leather
products - Machinery - Metals - Millwork (sash &
door) - Motion pictures and television filming (without
spectators) - Musical instruments - Optical goods -
Paper mills or products - Photographic film
Plastic products - Printing or publishing}Recreational
vehicles - Refuse incineration - Shoes - Soaps and
detergents - Textiles - Tobacco - Trailers -
Upholstering - Wood: distillation - Woodworking (cabinet) |
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1009.4
Stairway Landings. There shall be a floor or
landing at the top and bottom of each stairway. The
width of landings shall not be less than the width of
stairways they serve. Every landing shall have a minimum
dimension measured in the direction of travel equal to the
width of the stairway. Such dimension need not exceed
48 inches (1219 mm) where the stairway has a straight
run. |
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1009.5
Stairway Construction. All stairways shall be
built of materials consistent with the types permitted for
the type of construction of the building, except that wood
handrails shall be permitted for all types of construction. |
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1009.5.1
Stairway Walking Surface. The walking
surface of treads and landings of a stairway shall not be
sloped steeper than one unit vertical in 48 units horizontal
(2-percent slope) in any direction. Stairway treads and
landings shall have a solid surface. Finish floor surfaces
shall be securely attached. |
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306.3
Factory Industrial F-2 Low-Hazard Occupancy.
Factory industrial uses that involve the fabrication or
manufacturing of noncombustible materials which during
finishing, packing or processing do not involve a significant
fire hazard shall be classified as F-2 occupancies and shall
include, but not be limited to, the following: |
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Exception:
In Group F, H and S occupancies, other
than areas of parking structures accessible to the
public, openings in treads and landings shall not be
prohibited provided a sphere with a diameter of 1
1/8 inches (29 mm) cannot pass through the opening. |
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Beverages;
up to and including 12-percent alcohol
content - Brick and masonry - Ceramic products -
Foundries - Glass products - Gypsum - Ice
Metal products (fabrication and assembly) |
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1009.5.2
Outdoor Conditions. Outdoor stairways and
outdoor approaches to stairways shall be designed so
that water will not accumulate on walking surfaces. In
other than occupancies in Group R-3, and occupancies
in Group U that are accessory to an occupancy in Group
R-3, treads, platforms and landings that are part of
exterior stairways in climates subject to snow or ice
shall be protected to prevent the accumulation of same. |
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SECTION
307
HIGH-HAZARD GROUP H
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[F]
307.1 High-Hazard Group H. High-Hazard Group H
occupancy includes, among others, the use of a building or
structure, or a portion thereof, that involves the manu-
facturing, processing, generation or storage of materials
that constitute a physical or health hazard in quantities in
excess. |
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1009.6
Vertical Rise. A flight of stairs shall not have a
vertical rise grater than 12 feet (3658 mm) between floor
levels or landings. |
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[F]
307.4 High-Hazard Group H-2. Buildings and
structures which contain materials that present a deflag-
ration hazard or a hazard from accelerated burning shall
be classified as Group H-2. Such materials shall include,
but not be limited to, the following: |
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1009.11
Handrails. Stairways shall have handrails on
each side. |
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Exceptions: |
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Class
I, II or IIIA flammable or combustible liquids
which are used or stored in normally open containers
or systems, or in closed containers or systems
pressurized at more than 15 psi (103.3 kPa) gage. |
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1.
Aisle stairs complying with Section 1024 provided
with a center handrail need not have additional
handrails.
2. Stairways within dwelling units, spiral stairways and
aisle stairs serving seating only on one
side are
permitted to have a handrail on one side
only.
3. Decks, patios and walkways that have a single
change in elevation where the landing depth
on
each side of the change of elevation is greater
than
what is required for a landing do not require
hand-
rails.
4. In Group R-3 occupancies, a change in elevation
consisting of a single riser at and entrance
or egress
door does not require handrails.
5. Changes in room elevations of only one riser within
dwelling units ands sleeping units in Group
R-2 and
R-3 occupancies do not require handrails. |
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Combustible
dusts - Cryogenic fluids, flammable -
Flammable gases - Organic peroxides, Class I -
Oxidizers, Class 3, that are used or stored in
normally open containers or systems, or in closed
containers or systems pressurized at more than
15 psi (103.3 kPa) gage Pyrophoric liquids, solids
and gases, nondetonable Unstable (reactive)
materials, Class 3, nondetonable - Water-reactive
materials, Class 3 |
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[F]
307.5 High-Hazard Group H-3. Buildings and struc-
tures that contain materials that readily support combustion
or present a physical hazard shall be classified as Group
H-3. Such materials shall include, but not be limited to, the
following: |
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1009.11.1
Height. Handrail height, measured above stair
tread nosings, or finish surface of ramp slope, shall be
uniform, not less than 34 inches (864 mm) and not more
than 38 inches (965 mm). |
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Class
I, II or IIIA flammable or combustible liquids
which are used or stored in normally closed containers
or systems pressurized at less than 15 psi (103 kPa)
gage.
Combustible Fibers
Consumer fireworks, 1.4G (Class C Common)
Cryogenic fluids, oxidizing
Flammable solids
Organic peroxides, Classes II and III
Oxidizers, Classes 1 and 2
Oxidizing gases
Unstable (reactive materials, Class 2
Water-reactive materials, Class 2 |
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1009.11.2
Intermediate Handrails. Intermediate hand-
rails are required so that all portions of the stairway width
required for egress capacity are within 30 inches (762 mm)
of a handrail. On monumental stairs, handrails shall be
located along the most direct path of egress travel. |
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1009.11.3
Handrail Graspability. Handrails with
circular cross section shall have an outside diameter of
at least 1.25 inches (32 mm) and not greater than 2
inches (51 mm) or shall provide equivalent graspability.
If the handrail is not circular, it shall have a perimeter
dimension of at least 4 inches (102 mm) and not greater
than 6.25 inches (160 mm) with a maximum cross-
section dimension of 2.25 inches (57 mm). Edges shall
have a minimum radius of 0.01 inch (0.25 mm). |
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[F]
307.6 High-Hazard Group H-4. Buildings and struc-
tures which contain materials that are health hazards shall
be classified as group H-4. Such materials shall include,
but not be limited to, the following: |
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Corrosives
- Highly toxic materials - Toxic materials |
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1009.11.4
Continuity. Handrail-gripping surfaces shall
be continuous, without interruption by newel posts or
other obstruction. |
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[F]
307.7 Group H-5 structures. Semiconductor fabri-
cation facilities and comparable research and development
areas in which hazardous production materials (HPM) are
used and the aggregate quantity of materials is in excess. |
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Exceptions: |
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1.
Handrails within dwelling unit are permitted to be
interrupted by a newel post at a stair
landing.
2. Within a dwelling unit, the use of a volute, turnout
or starting easing is allowed on the lowest
tread.
3. Handrail brackets or balusters attached to the
bottom surface of the handrail that do not
project
horizontally beyond the sides of the handrail
within
1.5 inches (38 mm) of the bottom of the handrail
shall not be considered to be obstructions
and
provided further that for each 0.5 inch (13
mm) of
additional handrail perimeter dimension above
4 inches (102 mm), the vertical clearance
dimension
of 1.5 inches (38 mm) shall be permitted
to be
reduced by 0.125 inch (3 mm). |
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SECTION
308
INSTITUTIONAL GROUP I
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308.1
Institutional Group I. Institutional Group I occu-
pancy includes, among others, the use of a building or
structure, or a portion thereof, in which people are cared
for or live in a supervised environment, having physical
limitations because of heath or age are harbored for medical
treatment or other care or treatment, or in which people
are detained for penal or correctional purposes or in which
the liberty of the occupants is restricted. Institutional occu-
pancies shall be classified as Group I-1, I-2, I-3 or I-4. |
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Group I-1. This occupancy shall include buildings, |
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structures
or parts thereof housing more than 16 persons,
on a 24-hour basis, who because of age, mental disability
or other reasons, live in a supervised residential environ-
ment that provides personal care services. The occupants
are capable of responding to an emergency situation with-
out physical assistance from staff. This group shall include,
but not be limited to, the following: |
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1009.11.5
Handrail Extensions. Handrails shall return
to a wall, guard or the walking surface or shall be
continuous to the handrail of an adjacent stair flight.
Where handrails are not continuous between flights, the
handrails shall extend horizontally at least 12 inches
(305 mm) beyond the top riser and continue to slope for
the depth of one tread beyond the bottom riser. |
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Residential
board and care facilities
Assisted living facilities
Group homes
Congregate care facilities
Social rehabilitation facilities
Alcohol and drug centers
Convalescent facilities |
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Exceptions: |
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1.
Handrails within a dwelling unit that is not
required to be accessible need extend only
from
the top riser to the bottom riser.
2. Aisle handrails in Group A occupancies in accor-
dance with Section 1024.13. |
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1009.11.6
Clearance. Clear space between a handrail
and a wall or other surface shall be a minimum of 1.5
inches (38 mm). A handrail and a wall or other surface
adjacent to the handrail shall be free of any sharp or
abrasive elements. |
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facility such as the above with five or fewer persons shall
be classified as a Group R-3 or shall comply with the
International Residential Code in accordance with Section
101.2. A facility such as above, housing at least six and not
more than 16 persons, shall be classified as Group R-4. |
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1009.11.7
Stairway Projections. Projections into the
required width at each handrail shall not exceed 4.5
inches (114 mm) at or below the handrail height.
Projections into the required width shall not be limited
above the minimum headroom height required in
Section 1009.2. |
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308.3
Group I-2. This occupancy shall include buildings
and structures used for medical, surgical, psychiatric,
nursing or custodial care on a 24-hour basis of more than
five persons who are not capable of self-preservation. This
group shall include, but not be limited to, the following: |
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Hospitals
Nursing homes (both intermediate-care facilities and
skilled nursing facilities)
Mental hospitals
Detoxification facilities |
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SECTION
1012
GUARDS
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1012.1
Where Required. Guards shall be located along
open-sided walking surfaces, mezzanines, industrial
equipment platforms, stairways, ramps and landings
which are located more than 30 inches (762 mm) above
the floor or grade below. Guards shall be adequate in
strength and attachment in accordance with Section
1607.7. Guards shall also be located along glazed sides
of stairways, ramps and landings that are located more
than 30 inches (762 mm) above the floor or grade below
where the glazing provided does not meet the strength
and attachment requirements in Section 1607.7. |
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facility such as the above with five or fewer persons shall
be classified as Group R-3 or shall comply with the
International Residential Code in accordance with Section
101.2. |
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308.3.1
Child care facility. A child care facility that
provides care on a 24-hour basis to more than five children
2-1/2 years of age or less shall be classified as Group I-2. |
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308.4
Group I-3. This occupancy shall include buildings
and structures that are inhabited by more than five persons
who are under restraint or security. An I-3 facility is occup-
ied by persons who are generally incapable of self-preser-
vation due to security measures not under the occupants'
control. This group shall include, but not be limited to the
following: |
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Exception:
Guards are not required for the following
locations: |
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1.
On the loading side of loading docks or piers.
2. On the audience side of stages and raised plat-
forms, including steps leading up to the
stage and
raised platforms
3. On raised stage and platform floor areas such as
runways, ramps and side stages used for enter-
tainment or presentations.
4. At vertical openings in the performance area of
stages and platforms.
5. At elevated walking surfaces appurtenant to
stages and platforms for access to and utilization
of special lighting or equipment.
6. Along vehicle service pits not accessible to the
public.
7. In assembly seating where guards in accordance
with Section 1024.14 are permitted and provided. |
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Prisons
- Jails - Reformatories - Detention centers -
Correctional centers - Prerelease centers |
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Buildings
of Group I-3 shall be classified as one of the
occupancy conditions indicated in Sections 308.4.1
through 308.4.5 (see Section 408.1). |
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308.4.1
Condition 1. This occupancy condition shall
include buildings in which free movement is allowed from
sleeping areas, and other spaces where access or occu-
pancy is permitted, to the exterior via means of egress
without restraint. A Condition 1 facility is permitted to be
constructed as Group R. |
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308.4.2
Condition 2. This occupancy condition shall
include buildings in which free movement is allowed from
sleeping areas and any other occupied smoke compartment
to one or more other smoke compartments. Egress to the
exterior is impeded by locked exits. |
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1012.2
Height. Guards shall form a protective barrier
not less than 42 inches (1607 mm) high, measured verti-
cally above the leading edge of the tread, adjacent
walking surface or adjacent seat board |
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308.4.3
Condition 3. This occupancy condition shall
include buildings in which free movement id allowed within
individual smoke compartments, such as within a residential
unit comprised of individual sleeping units and group activity
spaces, where egress is impeded by remote-controlled
release of means of egress from such a smoke compart-
ment to another smoke compartment. |
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Exceptions: |
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1.
For occupancies in Group R-3, and within indivi-
dual dwelling units in occupancies in
Group R-2,
both as applicable in section 101.2, guards
whose
top rail also serves as a handrail shall
have a
height not less than 34 inches (864
mm) and not
more than 38 inches (965 mm) measured verti-
cally from the leading edge of the stair
tread
nosing.
2. The height in assembly seating areas shall be in
accordance with Section 1024.14. |
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308.4.4
Condition 4. This occupancy condition shall
include buildings in which free movement is restricted from
an occupied space. Remote-controlled release is provided
to permit movement from sleeping units, activity spaces and
other occupied areas within the smoke compartment to
other smoke compartments. |
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1012.3
Opening Limitations. |
Open
guards shall have |
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balusters
or ornamental patterns such that a 4-inch-
diameter (102 mm) sphere cannot pass through any
opening up to a height of 34 inches (864 mm). From a
height of 34 inches (864 mm) to 42 inches (1067 mm)
above the adjacent walking surfaces, a sphere 8 inches
(203 mm) in diameter shall not pass. |
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308.4.5
Condition 5. This occupancy condition shall
include buildings in which free movement is restricted from
an occupied space. Staff-controlled manual release is
provided to permit movement from sleeping units, activity
spaces and other occupied areas within the smoke com-
partment to other smoke compartments. |
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Exceptions: |
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308.5
Group I-4, day care facilities. This group shall
include buildings and structures occupied by persons of any
age who receive custodial care for less than 24 hours by
individuals other than parents or guardians, relative by
blood, marriage or adoption, and in a place other than the
home of the person cared for. A facility such as the above
with five or fewer persons shall be classified as a Group
R-3 or shall comply with the International Residential Code
in accordance with Section 101.2. Places of worship
during religious functions are not included. |
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1.
The triangular openings formed by the riser, tread
and bottom rail at the open side of a stairway
shall be of a maximum size such that a sphere
of
6 inches (152 mm) in diameter cannot pass
through the opening.
2. At elevated walking surfaces for access to and use
of electrical, mechanical or plumbing systems
or
equipment, guards shall have balusters or
be of
solid materials such that a sphere with
a diameter
of 21 inches (533 mm) cannot pass through
any
opening.
3. In areas which are not open to the public within
occupancies in Group I-3, F, H or S, balusters,
horizontal intermediate rails or other construction
shall not permit a sphere with a diameter
of 21
inches (533 mm) to pass through any opening. |
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308.5.1
Adult care facility. A facility that provides
accommodations for less than 24 hours for more than five
unrelated adults and provides supervision and personal
care services shall be classified as Group I-4. |
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Exception:
A facility where occupants are capable of
responding to an emergency situation without physical
assistance from the staff shall be classified as Group
A-3. |
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4.
In assembly seating areas, guards at the end of
aisles where they terminate at a fascia of
boxes,
balconies and galleries shall have balusters
or
ornamental patterns such that a 4-inch-diameter
(102 mm) sphere cannot pass through any
opening up to a height of 26 inches (660
mm).
From a height of 26 inches (660 mm) to 42
inches (1067 mm) above the adjacent
walking
surfaces, a sphere 8 inches (203 mm) in diameter
shall not pass. |
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308.5.2
Child care facility. A facility that provides
supervision and personal care on less than a 24-hour basis
for more than five children 2-1/2 years of age or less shall
be classified as Group I-4. |
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Exception:
A child day care facility that provides care
for more than five but no more than 100 children
2-1/2 years or less of age, when the rooms where
such children are cared for are located on the level of
exit discharge and each of these child care rooms has
an exit door directly to the exterior, shall be classified
as Group E. |
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1012.4
Screen Porches. Porches and decks which are
enclosed with insect screening shall be provided with
guards where the walking surface is located more than
30 inches (762 mm) above the adjacent walking sur-
faces, a sphere 8 inches (203 mm) in diameter shall
not pass. |
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311.1
Storage Group S. Storage Group S occupancy
includes, among others, the use of a building or structure,
or a portion thereof, for storage that is not classified as
a
hazardous occupancy. |
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1012.5
Mechanical Equipment. Guards shall be
provided where appliances, equipment, fans or other
components that require service are located within 10
feet (3048 mm) of a roof edge or open side of a walking
surface and such edge or open side is located more than
30 inches (762 mm) above the floor, roof or grade
below. The guard shall be constructed so as to prevent
the passage of a 21-inch-diameter (533 mm) sphere. |
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SECTION
311
STORAGE GROUP S
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311.1
Storage Group S. Storage Group S occupancy
includes, among others, the use of a building or structure,
or a portion thereof, for storage that is not classified as
a
hazardous occupancy. |
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311.2
Moderate-hazard storage, Group S-1. Buildings
occupied for storage uses which are not classified as Group
S-2 including, but not limited to, storage of the following: |
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311.3
Low-hazard storage, Group S-2. Includes,
among others, buildings used for the storage of
noncombustible materials such as products on wood
pallets or in paper cartons with or without single
thickness divisions; or in paper wrappings. Such
products are permitted to have a negligible amount
of plastic trim, such as knobs, handles or film wrapping.
Storage uses shall include, but not be limited to, storage
of the following: |
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Aerosols,
Levels 2 and 3 - Aircraft repair hangar -
Bags; cloth, burlap and paper - Bamboo's and rattan -
Baskets - Belting; canvas and leather -
Books and paper in rolls or packs - Boots and shoes -
Buttons, including cloth covered, pearl or bone -
Cardboard and cardboard boxes -
Clothing, woolen wearing apparel - Cordage -
Furniture - Furs - Glues, mucilage, pastes and size -
Grains - Horns and combs, other than celluloid -
Leather - Linoleum - Lumber -
Motor vehicle repair garages complying with the
maximum allowable quantities of hazardous materials. -
Photo engravings - Resilient flooring - Silks - Soaps -
Sugar - Tires, bulk storage of Tabasco, cigars,
cigarettes and stuff - Upholstery and mattresses -
Wax candles |
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Aircraft
hangar - Asbestos - Beverages up to and
including 12-percent alcohol in metal, glass or
ceramic containers - Cement in bags - Chalk and
crayons - Dairy products in nonwaxed coated paper
containers - Dry cell batteries - Electrical coils -
Electrical motors - Empty cans - Food products -
Foods in noncombustible containers - Fresh fruits
and vegetables in nonplastic trays or containers -
Frozen foods - Glass - Glass bottles, empty or
filled with noncombustible liquids - Gypsum board -
Inert pigments - Ivory - Meats - Metal cabinets -
Metal desks with plastic tops and trim - Metal
parts - Metals - Mirrors - Oil-filled and other types
of distribution transformers Parking garages, open
or enclosed - Porcelain and pottery - Stoves - Talc
and soapstones - Washers and dryers |
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Industrial/Institutional
IBC Stairs, IBC Prefab Steel Stairways, International Building
Code, Engineered to your Specific
Height Requirements, Diamond Plate Treads, Welded Offset Handrails,
42 in High Guards, and Galvanized Finish from
your source for material handling equipment. |
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Quality engineered to your specific height
