Modular Support Systems Technical Supplement - USEN July 2023 | Page 9

1.0 MODULAR SUPPORT SYSTEM MT-B-GL EDB OC ( SET ) / MT-B-GL EDB A OC
MT EDB Connectors Technical Supplement Guide
Figure 11 - MT-90 EDB Connection
Table 23 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4 , 5 , 6
Connector MT-B-GL EDB
MT-B-GL EDB A
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M x lb ft ( kN m )
M y lb ft ( kN m )
M z lb ft ( kN m )
10,360
2,215
4,055
1,400
2,075
1,250
( 46.10 )
( 9.87 )
( 18.05 )
( 1.90 )
( 2.82 )
( 1.70 )
665
1,300
4,065
750
1,185
460
( 2.96 )
( 5.80 )
( 18.09 )
( 1.02 )
( 1.61 )
( 0.63 )
1 . Tabulated values are for elevator divider beam applications only . 2 . Tabulated values must be used in conjunction with the stiffness values shown in Table 27 . 3 . Minimum safety factor , Ω , for tabulated values is 2.1 . 4 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design ( LRFD ) values . 5 . Tabulated values are for base connector only . Design professional is responsible for checking concrete and fastener strength . 6 . Tabulated values for each connector are valid only for the assembly shown in Figure 11 .
Table 24 - Limit State Design ( LSD ) Load Data 1 , 2 , 3 , 4 , 5
A . MT-90 B . MT-B-GL EDB OC C . MT-B-GL EDB A OC
Figure 12 - MT-100 EDB Connection
Connector MT-B-GL EDB
MT-B-GL EDB A
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M x lb ft ( kN m )
M y lb ft ( kN m )
Table 25 - Allowable Strength Design ( ASD ) Load Data 1 , 2 , 3 , 4 , 5 , 6
M z lb ft ( kN m )
15,575
3,335
6,095
2,105
2,850
1,880
( 69.29 )
( 14.84 )
( 27.13 )
( 2.86 )
( 3.87 )
( 2.55 )
995
1,960
6,095
1,125
1,780
690
( 4.43 )
( 8.72 )
( 27.13 )
( 1.53 )
( 2.42 )
( 0.94 )
1 . Tabulated values are for elevator divider beam applications only . 2 Tabulated values must be used in conjunction with the stiffness values shown in Table 27 . 3 . Maximum resistance factor , Φ , for tabulated values is 0.75 . 4 . Load values are for base connector only . Design professional is responsible for checking concrete and fastener strength . 5 . Tabulated values for each connector are valid only for the assembly shown in Figure 11 .
Connector MT-B-GL EDB
MT-B-GL EDB A
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M x lb ft ( kN m )
M y lb ft ( kN m )
M z lb ft ( kN m )
8,105
1,625
4,165
965
2,105
1,215
( 36.07 )
( 7.23 )
( 18.53 )
( 1.31 )
( 2.86 )
( 1.65 )
665
1,100
4,165
720
965
470
( 2.96 )
( 4.90 )
( 18.53 )
( 0.98 )
( 1.31 )
( 0.64 )
1 . Tabulated values are for elevator divider beam applications only . 2 . Tabulated values must be used in conjunction with the stiffness values shown in Table 27 . 3 . Minimum safety factor , Ω , for tabulated values is 2.1 . 4 . Multiply tabulated values by 1.5 to obtain minimum Load and Resistance Factor Design ( LRFD ) values . 5 . Tabulated values are for base connector only . Design professional is responsible for checking concrete and fastener strength . 6 . Tabulated values for each connector are valid only for the assembly shown in Figure 12 .
Table 26 - Limit State Design ( LSD ) Load Data 1 , 2 , 3 , 4 , 5
A . MT-100 ( long side ) B . MT-B-GL EDB OC C . MT-B-GL EDB A OC
Connector MT-B-GL EDB
MT-B-GL EDB A
F x lb ( kN )
F y lb ( kN )
F z lb ( kN )
M x lb ft ( kN m )
M y lb ft ( kN m )
M z lb ft ( kN m )
11,510
2,440
6,260
1,450
2,850
1,825
( 51.20 )
( 10.86 )
( 27.85 )
( 1.97 )
( 3.87 )
( 2.48 )
995
1,655
6,260
1,080
1,445
705
( 4.43 )
( 7.37 )
( 27.85 )
( 1.47 )
( 1.96 )
( 0.96 )
1 . Tabulated values are for elevator divider beam applications only . 2 Tabulated values must be used in conjunction with the stiffness values shown in Table 27 . 3 . Maximum resistance factor , Φ , for tabulated values is 0.7 . 4 . Load values are for base connector only . Design professional is responsible for checking concrete and fastener strength . 5 . Tabulated values for each connector are valid only for the assembly shown in Figure 12 .
Table 27 - EDB Rotational Stiffness Data 1 , 2
2023
Connector MT-B-GL EDB
MT-B-GL EDB
MT-B-GL EDB A
MT-B-GL EDB A
MT Profile
MT-90
MT-100
MT-90
MT-100 k Mx lb ft / rad ( kN m / rad ) k My lb ft / rad ( kN m / rad ) k Mz lb ft / rad ( kN m / rad )
40,210
158,350
187,190
( 54.52 )
( 214.7 )
( 253.8 )
28,335
306,455
232,255
( 38.42 )
( 415.5 )
( 314.9 )
22,440
123,095
184,415
( 30.43 )
( 166.9 )
( 250.0 )
20,935
306,455
218,535
( 28.39 )
( 415.5 )
( 296.3 )
1 . Rotational spring stiffness values are to be used in elevator divider beam applications . 2 . The spring stiffness , k Fx
, for MT-B-GL EDB A should be set to zero .
8