Here is an autocad dwg file for 3d view of a bridge . a structure carrying a road, path, railway, etc. across a river, road, or other obstacle
Detail concrete chutes-plu
Reinforcement section dime
Hanging conveyor belt plan
Wall section view detail d
Perimeter wall
Bypass road plan detail dw
Foundation and column sect
Residential house construc
Road pavement plan section
Wall section detail
Beam bridge details
Roof slab and wall detail