3.0 MODULAR SUPPORT SYSTEM 3.2.6 MT ANGLE BRACES AND FITTINGS MT-B-GL AB OC
Description
Adjustable angle brace base for MT-90 or MT-100 girder to MT , concrete , or steel ( X-BT / S-BT / F-BT ).
Material Specifications
Standard 1 Grade 1 F y , ksi ( MPa ) F u
, ksi ( MPa ) GB / T 1591 Q355 B 51.49 ( 355 ) 68.17 ( 470 )
Modular Support Systems Technical Guide , Edition 1
1 . Mechanical properties of GB / T 1591 Grade Q355 B meet or exceed the mechanical properties of ASTM A1011 SS Grade 50 .
Corrosion Protection
Hot-Dipped Galvanized ( HDG )
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MT-B-GL AB OC
Ordering Information
Description
Weight Per Piece lbs ( kg )
Quantity Piece ( s )
Item No . MT-B-GL AB OC 5.20 ( 2.36 ) 6 2353811
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Figure 76 - MT Girder-to-Concrete
Table 209 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4
F r lb ( kN )
5,035 ( 22.40 )
1 . Safety factor , Ω , for tabulated values is 2.5 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . Load values are for base connector only . Design professional is responsible for checking concrete and fastener strength . 4 . See Figure 76 .
A . MT-90 / 100 ( long side )
Table 210 - Limit State Design ( LSD ) Load Data 1 , 2 , 3
F r lb ( kN )
7,125 ( 31.70 )
1 . Resistance factor , ϕ , for tabulated values is 0.6 . 2 . Load values are for base connector only . Design professional is responsible for checking concrete and fastener strength . 3 . See Figure 76 .
Figure 77 - MT Girder-to-Girder
Table 211 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3
F r lb ( kN )
3,145 ( 14.00 )
1 . Safety factor , Ω , for tabulated values is 2.2 . 2 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design
( LRFD ) values . 3 . See Figure 77 .
Table 212 - Limit State Design ( LSD ) Load Data 1 , 2
A . MT-90 / 100 ( long side )
F r lb ( kN )
4,450 ( 19.80 )
1 . Resistance factor , ϕ , for tabulated values is 0.65 . 2 . See Figure 77 .
2023
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