RP1 4 7 25 Drone 4

Site Preparation Services

Performance You Can Count On—Because We Do the Work.

You are here:

W. M. Lyles Co. transforms raw land into construction-ready sites for California’s most critical infrastructure projects. Our comprehensive site preparation services establish the groundwork that enables successful project delivery from day one. Drawing on eight decades of experience and robust self-performance capabilities, we handle every aspect of site development—clearing, grading, utility coordination, and environmental compliance—with the precision and reliability that define our approach to construction.

How We Deliver Value

Our integrated approach encompasses demolition work, mass earthmoving, precision grading, and complex utility relocations while maintaining strict adherence to environmental regulations. W. M. Lyles Co. combines unwavering safety standards with meticulous planning and execution, delivering sites that are fully prepared for immediate construction without setbacks.

We consistently save our customers time and money through…

percent symbol svgrepo com

Geotechnical Assessment and Risk Management

At W. M. Lyles Co., we rely on comprehensive geotechnical investigations provided during preconstruction to inform our planning and execution strategies. We use this data to assess subsurface conditions, manage groundwater challenges, and adapt our excavation and shoring approaches to reduce risk and ensure safe, efficient progress. Our team works closely with owners, designers, and geotechnical engineers to turn technical findings into practical field solutions.

worker builder svgrepo com (1)

Environmental Compliance and SWPPP Management

Regulatory expertise streamlines site preparation while protecting California’s natural resources. Our teams manage erosion control, sediment containment, and dust mitigation with the same rigor applied to construction activities. With zero OSHA violations reported and deep experience navigating CEQA requirements, we ensure your site preparation meets every environmental standard without delays.

dumper truck svgrepo com

Mass Earthwork and Precision Grading

We self-perform all earthmoving operations—from mass excavation to engineered fill placement—maintaining direct control over production rates and quality.

Ask ChatGPT
reflector vest svgrepo com

Underground Utility Coordination

Integrated utility management prevents conflicts that plague site preparation projects. Our self-performance capabilities in wet and dry utilities enable seamless coordination between excavation and installation activities. We relocate existing services, install new infrastructure, and protect in-place utilities through careful planning and execution.

Building Essential Infrastructure with Expertise, Integrity, and Innovation

Our site preparation expertise supports the construction of treatment plants, pumping stations, and utility corridors that safeguard public health and protect natural resources. From initial site clearing through final grade certification, we manage every element: vegetation removal, structure demolition, soil remediation, mass excavation, engineered fill placement, underground utility installation, and stormwater control implementation.