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Expert MSE & RSS Structural Solutions in Toronto
JMJ Construction has established itself as a leader in Mechanically Stabilized Earth Structures (MSE) and Retained Soil System Structures (RSS) design and build solutions. With 15 years of expertise in the Greater Toronto Area, our team combines geotechnical and structural engineering to deliver customized, design-build projects. We prioritize risk reduction, predictable costs, and timely execution through seamless integration of engineering and construction. Our focus on innovation, sustainability, and client satisfaction ensures solutions that exceed expectations while minimizing environmental impact. Our skilled Professional Engineers specialize in foundation support, grade separation, and earth retention challenges across transportation, commercial, industrial, and municipal sectors.

By addressing complex site conditions like unstable soils and confined spaces, we provide turnkey solutions that streamline processes and reduce client burdens. Our commitment to excellence is reflected in our track record of delivering resilient, cost-effective structures that meet evolving industry standards. Through continuous improvement and adherence to integrity, we maintain long-term partnerships built on trust and transparency. Our vision drives us to shape a future where construction excellence and sustainability coexist, leaving a legacy of quality and reliability in every project.
Services
Bridge Abutment Structures Retaining Walls Post and Panels Reinforced Steep Slopes Temporary Wire Walls MSE Structures RSS Structures Foundation Support Grade Separation Solutions Earth Support Systems
Highlights and features
  • We have 15 years of specialized experience in MSE and RSS structures in the Greater Toronto Area.
  • Our design-build approach integrates engineering and construction for predictable costs and timelines.
  • We specialize in solving complex challenges like unstable soils and confined spaces.
  • Skilled Professional Engineers focus on innovative, sustainable solutions that reduce client burdens.
  • Proven track record of delivering resilient structures for transportation, commercial, and municipal sectors.
Services
Bridge Abutment Structures
Bridge Abutment Structures provide critical support for bridge spans using Mechanically Stabilized Earth (MSE) and Retained Soil System (RSS) technologies. Our engineers design systems that integrate seamlessly with terrain conditions, ensuring stability and longevity. Clients benefit from reduced construction timelines and cost predictability through our design-build methodology.
Retaining Walls
Retaining Walls stabilize soil in terraces, excavations, and infrastructure projects using MSE technology with concrete facing and geosynthetic reinforcement. We optimize constructability by recommending granular backfill for faster installation while maintaining structural integrity over decades of service.
Reinforced Steep Slopes
Reinforced Steep Slopes enable grade separation by steepening slopes up to 45 degrees using geosynthetic reinforcement. This solution maximizes land use efficiency while maintaining safety and performance standards for transportation corridors and industrial sites.
Temporary Wire Walls
Temporary Wire Walls provide short-term grade separation using 18-inch wire facings with geogrid reinforcement. These systems combine aesthetic flexibility with rapid installation, ideal for construction phases requiring temporary earth retention solutions.
Post and Panels
Post and Panels systems deliver structural support through driven steel posts connected to panel facings. Ideal for property line applications requiring minimal access, these systems balance strength with efficient installation near existing infrastructure.
Questions
What are MSE Structures?
MSE (Mechanically Stabilized Earth) Structures use soil reinforcement with geosynthetics or steel strips to create stable, cost-effective retaining walls and slopes.
How do RSS Walls differ from traditional retaining systems?
RSS (Retained Soil System) Walls integrate facing elements with soil reinforcement for superior adaptability to site-specific conditions compared to conventional concrete or masonry walls.
Can JMJ handle complex grade separation projects?
Yes, our design-build approach specializes in solving grade separation challenges using MSE, RSS, and temporary wire wall systems tailored to site constraints.
What industries benefit from your services?
We serve transportation infrastructure, commercial development, industrial facilities, and municipal utilities sectors across the Greater Toronto Area.
How does your design-build model benefit clients?
Our integrated model reduces risk, ensures cost predictability, and accelerates timelines by combining engineering and construction under one team.