Modular Supports System Product Technical Guide June 2026 | Page 124

Modular Support Systems Technical Guide, Edition 2
3.0 Modular Support System
3.2.3 MT System Connectors
MT-C-GLP L A OC
Description
L-shaped adjustable angle gusset plate connector for MT-80 long side, MT-90H flat side, MT-90 and MT-100 girders.
Material Specifications
Description
Standard
Grade
F y, ksi
( MPa)
F u, ksi
( MPa)
MT-C-GLP L A OC
( GB / T 1591)
( Q355 B)
51.49
( 355)
68.17
( 470)
MT-C-GLP L A US OC ASTM A1011 1 HSLAS-F Grade
50 MOD 1
51.49
( 355)
68.17
( 470)
1 ASTM A1011 HSLAS Grade 50 MOD is an enhanced version of ASTM A1011 HSLAS
Grade 50 with Fu >= 470MPa and Fy >= 355MPa.
Corrosion Protection
Description
Environmental Conditions MT-C-GLP L A OC Outdoor, low to moderate pollution( C3 / C4- low) MT-C-GLP L A US OC Outdoor, low to moderate pollution( C3 / C4- low)
mm( in)
Ordering Information
Description
Weight Per
Piece, lbs( kg)
Quantity
Piece( s)
Item No.
MT-C-GLP L A OC
2.34( 1.06)
8
2430769
MT-C-GLP L A US OC 2.34( 1.06) 8 2487438
Figure 67 – MT Girder Connection A
A. MT-90H, MT-90, MT-100( short side)
Figure 68 – MT Girder Connection
A. MT-90H
A
Table 236- Allowable Strength Design( ASD) Load Data 1, 2, 3, 4
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
My lb ft( kN m)
Mz lb ft( kN m)
6,270( 27.9)
740( 3.3)
3,415( 15.2)
1,740( 2.36)
1,260( 1.71)
1 Minimum safety factor Ω, for tabulated values is 2.43.
2 Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design( LRFD) values.
3 See Figure 67.
4 Tabulated values are based on plates being installed in pairs.
Table 237- Limit State Design( LSD) Load Data 1, 2, 3
Fx Fy
lb( kN)
lb( kN)
lb( kN)
lb ft( kN m)
7,845
1,055
4,180
2,470
( 34.9)
( 4.7)
( 18.6)
( 3.35)
1 Maximum resistance factor φ, for tabulated values is 0.58.
2 See Figure 67.
3 Tabulated values are based on plates being installed in pairs.
Table 238- Allowable Strength Design( ASD) Load Data 1, 2, 3, 4
Fx lb( kN)
Fy lb( kN)
Fz lb( kN)
My lb ft( kN m)
9,620
1,415
3,590
2,520
( 42.8)
( 6.3)
( 15.9)
( 3.42)
1 Minimum safety factor Ω, for tabulated values is 2.0.
2 Multiply tabulated values by 1.5 to obtain minimum LRFD values.
3 See Figure 68.
4 Tabulated values are based on plates being installed in pairs.
Table 239- Limit State Design( LSD) Load Data 1, 2, 3
Fx Fy
lb( kN)
lb( kN)
lb( kN)
lb ft( kN m)
11,710
2,000
5,415
3,565
( 52.1)
( 8.9)
( 24.1)
( 4.84)
1 Maximum resistance factor φ for tabulated values is 0.75.
2 See Figure 68.
3 Tabulated values are based on plates being installed in pairs.
Fz
Fz
My
My
Mz lb ft( kN m) 1,570( 2.13)
Mz lb ft( kN m) 2,045( 2.77)
Mz lb ft( kN m) 2,640( 3.58)
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