Dedicated to Finding Solutions

Integral Surveying is a Colorado based corporation that provides professional land surveying services to clients throughout the Rocky Mountain region. John Ehrhart, the principal land surveyor and the President of Integral Surveying since its inception, has been surveying in the Colorado region since 1992.

Integral Surveying's personnel are dedicated to providing practical land surveying solutions, with an emphasis on identifying and addressing the individual needs of each client with timeliness and accuracy. We take personal responsibility for the success of each project.

Link to IS Vision

The firm has a broad range of experience in all facets of land surveying, including ALTA/ACSM Land Title Surveys as well as boundary surveys, topographic surveys, property subdivision surveys, Global Positioning System (GPS) surveys, aerial photography control surveys and construction layout services.

Each project is coordinated by a principal of Integral Surveying who designs, administers, budgets and schedules. Recognition of the unique problems of each assignment is the key element in the company's philosophy of service. Integral Surveying is fully insured, maintaining errors and omissions, general liability, and worker's compensation insurance.

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Recent Projects

Ft. Lupton Bridge

Integral Surveying, Inc. was chosen by Loris & Associates, Inc. to provide all control and topographic surveying services required to map part of the Platte River at the intersection of State Highway 52 & State Highway 85 in Fort Lupton, Colorado, for a pedestrian bridge project. IS, Inc. utilized a combination of dual-frequency GPS technology as well as conventional surveying to map the river, its banks and surrounding areas including a detailed survey of the existing Hwy 52 bridge. The survey complied with CDOT standards and included a CDOT control map in the submittals.

South Boulder Canon Ditch

Integral Surveying was chosen by the South Boulder Canon Ditch Company to provide all boundary and topographic surveying and civil engineering services required to locate and map a 10 mile segment of the ditch running cross country from a point south of State Highway 36 to Erie Lake at State Highway 287. IS, Inc. utilized dual-frequency GPS technology to locate the ditch and tie into public land monuments. Ten headwall monuments were placed and located along the ditch.

Coal Creek Corridor

Integral Surveying was chosen by the Town of Erie to provide all boundary surveying required to locate, map, and describe a segment of Coal Creek south of Old Town. IS, Inc. provided a legal description which defined the right-of-way which would be an important step in establishing the Coal Creek Corridor as an essential greenway through the heart of the town's development. IS, Inc. utilized dual-frequency GPS technology to locate the creek and tie into public land monuments.

Mount Pleasant Cemetery

Integral Surveying was chosen by the Town of Erie to provide all surveying required to map the Mount Pleasant Cemetery, which was started in 1882 in its current location on the top of the hill overlooking Erie and the Front Range. Initially, we performed a Land Survey Plat on the exterior boundary of the survey, which revealed a 20 percent increase in land ownership outside the fenced property. Integral Surveying located existing plots and reconciled discrepancies with existing maps. The project culminated in a replat of existing and available plots and the physical monumentation of plots to assist with future layout of graves.

Northfield Commons

Integral Surveying was chosen by Coast to Coast Residential Development to provide all surveying for this smart-built neighborhood, with a wide mix of housing elements, on a 22-acre infill site in northeast Boulder. The project includes Townhouses, Row-House Condominiums and Single Family Houses in a 78-Lot Subdivision containing a total of 120 condominium units and 18 houses. Integral Surveying provided Condominium Maps, Foundation Location Certificates, Improvement Location Certificates, and layout services for 48 buildings. Northfield Commons Site