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 GRIP STRUT STEEL STAIR TREAD LOAD TABLE
  2-DIAMOND 3-DIAMOND 4-DIAMOND 5-DIAMOND
SPAN CHANNEL
DEPTH-IN.		 14 GA. 12 GA. 14 GA. 12 GA. 14 GA. 12 GA. 14 GA. 12 GA.
U

C
U

C
U

C
U

C
U

C
U

C
U

C
U

C
2'-0" 1-1/2
2
1191 472 1576 624
1978 783 2513 995
761 443 1006 587
1262 737 1604 936
549 435 750 595
911 604 1158 917
434 425 575 563
721 573 916 897
2'-6" 1-1/2
2
764 378 1011 500
1268 611 1611 797
488 356 645 470
810 590 1029 750
353 349 481 476
584 578 742 734
278 342 369 452
463 566 587 719
3'-0" 1-1/2
2
532 315 703 418
882 524 1121 665
340 300 450 393
563 492 716 626
245 300 335 398
407 483 517 614
194 300 258 378
322 473 409 601
4'-0"(1) 2
498 394 633 501
318 373 404 472
230 364 292 463
182 356 232 454

 

 ALUMINUM & STAINLESS STEEL STAIR TREAD LOAD TABLE
  2-DIAMOND 3-DIAMOND 4-DIAMOND 4-DIAMOND 5-DIAMOND 5-DIAMOND
MATERIAL ALUMINUM ALUMINUM ALUMINUM STAINLESS ALUMINUM STAINLESS
GAUGE .080" .100" .080" .100" .080" .100" 304  316L .080" .100" 304  316L
SPAN CHANNEL
DEPTH-IN.
U

C
U

C
U

C
U

C
U

C
U

C
U

C
U

C
U

C
U

C
U

C
U

C
2'-0" 2
1328 526 1862 737
862 503 1208 705
607 481 867 687
610 483 525 416
396 388 607 595
394 386 338 331
2'-6" 2
850 420 1191 590
551 402 773 564
388 392 555 550
390 387 336 336
253 388 388 540
252 381 216 330
3'-0" 2
590 350 827 491
383 335 537 470
270 327 385 458
271 323 233 279
176 321 270 450
175 319 150 275
4'-0"(1) 2
332 263 465 369
215 252 302 353
152 245 216 344
152 244 131 210
99  241 151 338
98  241 84  221

(1) INTERMEDIATE STRINGER IS RECOMMENDED FOR SPANS OVER 4 FT.

* AVAILABLE ON SPECIAL ORDER

U- UNIFORM LOAD (LB./SQ. FT.), C- CONCENTRATED LOAD (LB.)

 

 GRIP STRUT CARRIER PLATE SPECIFICATIONS
STANDARD W / ABRASIVE
A B C D A B C D
4-3/4"
(2-Dia).		 1-1/2"
2"		 3/4"
1"		 2-5/8"
2-5/8"		 - - - -
7"
(3-Dia).		 1-1/2"
2"		 3/4"
1"		 3-3/8"
3-3/8"		 8-1/8"
(3-Dia).		 1-1/2"
2"		 3/4"
1"		 4-1/2"
4-1/2"
9-1/2"
(4-Dia).		 1-1/2"
2"		 3/4"
1"		 5-7/8"
5-7/8"		 10-1/2"
(4-Dia).		 1-1/2"
2"		 3/4"
1"		 6-7/8"
6-7/8"
11-3/4"
(5-Dia).		 1-1/2"
2"		 3/4"
1"		 8-1/8"
8-1/8"		 - - - -
 

 
 GRIP STRUT STANDARD SIZES & RECOMMENDED SPANS(1)
  STANDARD STAIR
TREADS		 STAIR TREADS W/
ABRASIVE NOSING
STEEL
SPAN IN. GAUGE CHANNEL
DEPTH IN.		 CATALOG
NUMBER		 SIZE IN. CATALOG
NUMBER		 SIZE IN.
UP TO 30 14 1-1/2 T-21514
T-31514
T-41514
T-41514		 2-Dia.-4-3/4
3-Dia.-7
4-Dia.-9-1/2
5-Dia.-11-3/4		 -
T-31514-N
T-41514-N
-		 -
3-Dia.-8-1/8
4-Dia.-10-1/2
-
30 TO 36 14 1-1/2 T-21514
T-31514
T-41514
T-41514		 2-Dia.-4-3/4
3-Dia.-7
4-Dia.-9-1/2
5-Dia.-11-3/4		 -
T-31514-N
T-41514-N
-		 -
3-Dia.-8-1/8
4-Dia.-10-1/2
-
36 TO 42 14 1-1/2 T-21514
T-31514
T-41514
T-41514		 2-Dia.-4-3/4
3-Dia.-7
4-Dia.-9-1/2
5-Dia.-11-3/4		 -
T-31514-N
T-41514-N
-		 -
3-Dia.-8-1/8
4-Dia.-10-1/2
-
42 TO 48 14 2 T-22014
T-32014
T-42014
T-42014		 2-Dia.-4-3/4
3-Dia.-7
4-Dia.-9-1/2
5-Dia.-11-3/4		 -
T-32014-N
T-42014-N
-		 -
3-Dia.-8-1/8
4-Dia.-10-1/2
-
 ALUMINUM
UP TO 42 .080" 2 T-22014-A
T-32012-A
T-42012-A
T-42012-A		 2-Dia.-4-3/4
3-Dia.-7
4-Dia.-9-1/2
5-Dia.-11-3/4		 -
T-32012-A-N
T-42012-A-N
-		 -
3-Dia.-8-1/8
4-Dia.-10-1/2
-
UP TO 48 .100" 2 T-22010-A*
T-32010-A*
T-42012-A*
T-42012-A*		 2-Dia.-4-3/4
3-Dia.-7
4-Dia.-9-1/2
5-Dia.-11-3/4		 -
T-32010-A-N*
T-42010-A-N*
-		 -
3-Dia.-8-1/8
4-Dia.-10-1/2
-
 STAINLESS STEEL
UP TO 30 TYPE 316L
16 GA.		 2 T-42016-SL
T-52016-SL		 4-Dia.-9-1/2
5-Dia.-11-3/4		 -
-		 -
-
UP TO 36 TYPE 304L
16 GA.		 2 T-42016-S
T-52016-S		 4-Dia.-9-1/2
5-Dia.-11-3/4		 -
-		 -
-
(1) RECOMMENDATIONS ARE BASED ON APPROX. MIN. LOADS OF 300 LB. UNIFORM.   SPECIFIC PERFORMANCE CRITERIA MAY VARY BY MUNICIPALITY/BUILDING CODE BODY AND SHOULD BE LOCALLY CHECKED PRIOR TO FINALIZING SPECIFICATIONS. 
*AVAILABLE ON SPECIAL ORDER