Civil & DOT Solutions Built for Strength and Compliance

PSI’s MSE Division produces high-quality, DOT-approved retaining wall systems engineered for durability and ease of installation. Each unit is manufactured under strict quality control for dependable performance in the field, while our team works hand-in-hand with contractors and engineers to ensure seamless coordination from design through installation.

PSI’s Box Culvert Division specializes in producing precast structures that meet job specifications. Designed for efficient installation and long-term performance, our culverts are manufactured under strict quality standards and supported by a team that partners closely with contractors to keep projects on schedule and in compliance.

PSI's T-Wall Division manufactures precision and consistency in our NPCA-certified facility. Each section is steel-reinforced, accurately formed, and quality-tested to ensure strength and durability. Designed for retaining and grade separation applications, our units create stable, modular earth-retention solutions that install efficiently and perform reliably on DOT, commercial, and infrastructure projects.

PSI's Bridge Division manufactures precast bridge decks and landings engineered for Accelerated Bridge Construction, delivering faster installation and reduced road closure times. Produced in our NPCA-certified facility, each unit is reinforced, accurately formed, and quality-tested for safer handling and long-term durability. Modular designs support efficient fit-up in the field, helping partners meet tight schedules while maintaining strength and DOT compliance.

PSI’s Solar Ballast Block Division manufactures precision precast concrete ballast blocks engineered to support ground-mounted installations without the need for ground penetration. Produced in our NPCA-certified facility, each block is consistently formed, reinforced as required, and quality-tested to ensure reliable weight, durability, and dimensional accuracy.