Scale model precast culverts 4'X8', these are modeled off of an actual DOT approved culvert for the AHTD.
48" Precast Concrete Culvert Scale Model 1/64 4 Piece Set
72" Precast Concrete Culvert Scale Model 1/50 4 Peice Set
Precast Concrete Box Culvert Scale Model 1/87 5 Piece Set
Precast Concrete Box Culvert Scale Model 1/50 5 Peice Set
2X Concrete Pillars Support Concrete Beam Cargo Load Precast Concrete 1:50
1:64 CONCRETE CULVERT PLASTIC 3D TO SCALE DIORAMA PART