Table 2: Shear force under design live load (control sections of 1# grillage/N).

Section location Trailer 120 max/minTruck 20 max/minControl moment

Pier (14#) 5.3 𝐸 + 2/−9.1 𝐸 + 52.9 𝐸 + 4/−7.9 𝐸 + 59.1 𝐸 + 5
0.5 L 2.7 𝐸 + 5/−5.7 𝐸 + 51.8 𝐸 + 5/−5.5 𝐸 + 55.7 𝐸 + 5
Corbel 9.1 𝐸 + 5/−6.1 𝐸 + 37.9 𝐸 + 5/−3.3 𝐸 + 49.1 𝐸 + 5
Corbel 8.6 𝐸 + 5/07.4 𝐸 + 5/08.6 𝐸 + 5
Pier (15#) 1.1 𝐸 + 6/01.7 𝐸 + 6/01.7 𝐸 + 6
Pier (15#) 0/−1.1 𝐸 + 60/−1.7 𝐸 + 61.7 𝐸 + 6
Corbel 0/−8.6 𝐸 + 50/−7.5 𝐸 + 58.6 𝐸 + 5
Corbel 6.2 𝐸 + 3/−9.7 𝐸 + 53.8 𝐸 + 4/−8.8 𝐸 +59.7 𝐸 + 5
0.5 L 3.1 𝐸 + 5/−5.5 𝐸 + 52.1 𝐸 + 5/−5.5 𝐸 + 55.5 𝐸 + 5
Corbel 9.1 𝐸 + 5/−6.1 𝐸 + 37.9 𝐸 + 5/−3.5 𝐸 + 49.1 𝐸 + 5
Corbel 8.6 𝐸 + 5/07.5 𝐸 + 5/08.6 𝐸 + 5
Pier (16#) 1.1 𝐸 + 6/01.7 𝐸 + 6/01.7 𝐸 + 6
Pier (16#) 0/−1.1 𝐸 + 60/−1.7 𝐸 + 61.7 𝐸 + 6