Transportation

Roads & Highways

LEA’s Roads and Highways team provides a vast and diverse range of services to serve all clients.  LEA has been providing conceptual, functional, preliminary, and detailed design services to large government organizations on countless highway and freeway assignments around the world for decades. Types of highway projects include highway realignment, rehabilitation,  reconstruction, and design support for bridge replacements.

Our services include

  • Highway geometrics – alignments, profiles and sections 

  • Grading and ditching 

  • Roadside safety 

  • Traffic staging 

  • Utility coordination and relocation 

  • Drainage, hydrology, and SWM 

  • Value engineering 

  • Quantities and cost estimates 

  • Contract document and tender preparation 

  • Design support during construction

  • Public-Private Partnership (P3) / Build–operate–transfer (BOT) / Annuity / Design Build (DB)

    • Pre bid and post bid services

    • Detailed engineering design

    • Project management consultancy

    • Lenders engineering services

    • Proof checking

  • Project preparation and design engineering

    • Feasibility studies

    • Ground improvement

    • Landslide and earthquake

    • Quantity and cost

    • Detailed design

    • Tender document and procurement

    • Black spot and road safety studies/audit

  • Construction supervision

    • Design review

    • Quality management and quality audit

    • Project planning and scheduling

    • Contract administration

    • Financial management

    • Road safety audit

    • Environment and social management

    • Risk analysis

  • Maintenance supervision and management

    • Operation and maintenance

    • Output and performance based road contract (OPRC)

    • Performance based maintenance contract (PBMC)

    • Rehabilitation strategies

Our team has played various roles on highway projects around the world including, project engineers, design managers, and project managers responsible for a large multi-disciplinary team. 

Some of our completed or ongoing projects include: 

  • Widening of 9 km of Highway 7 through Vaughan and Richmond Hill from 4 to 6 lanes to accommodate new VIVA lanes ($300 million Design-Build project).

  • Rehabilitation of Highway 60, Highway 35, and Highway 118. This MTO project included rehabilitation of 19.2 km of highways, replacement of 3 structural culverts, and rehabilitation of 5 bridges (Capital cost: $30 million).

  • Chandikhole-Paradip Road. This project involved Design Review of 2-lane rigid and 2-lane flexible road, structures, pavement, construction supervision of road and structural works, quality control and assurance, contract management, quantity certification and payments certification, safety assurance, issuance of completion certificate and inspection during defect liability period.

  • Reconstruction of 42.5 km of MTO Highway 539 including replacement of various centerline culverts (Capital cost: $12.5 million – ongoing).

  • Supervision for 4-lane NH Connectivity to proposed International Container Transshipment Terminal. The work involved designing complex ground improvement techniques including, stone columns, vertical band drain, stage construction, and basal reinforcement.

Construction worker doing active bridge construction work.
 

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