Pre-stressed concrete is an ideal material for beam bridge construction; the concrete withstands the forces of compression well and the steel rods imbedded within resist the forces of tension.

The work includes replacing the Route 74 bridge, preserving Route 4014 bridge, both spanning Conewago Creek in Dover and ...

Pre-stressed concrete is an ideal material for beam bridge construction; the concrete withstands the forces of compression well and the steel rods imbedded within resist the forces of tension.

An aerial drone photo taken on March 9, 2025 shows Cambodia's tallest bridge project in Pursat province, Cambodia. The last ...