Designers Supervision
Once we have designed a Septic System OWTS for you and you then install the system, we will perform Designers Supervision and upon completion submit a Designers Certificate of Construction. Valid only in Rhode Island, excluding New Shoreham (Block Island) and Prudence Island. Call for pricing for surveys on New Shoreham (Block Island) and Prudence More Info »Septic System Residential Onsite Wastewater Treatment System Design
Foster Survey Company - Experienced and Professional Residential Septic System Designers Foster Survey Company and RI Professional land Surveyor and RIDEM Class II Septic System Designer, Eric D. Colburn PLS, give the best value and highest quality residential septic system designs throughout Rhode Island. "Designing a new septic system is as much an art as it More Info »Soil Evaluations
A Soil Evaluator determines the depth to the seasonal high water table, soil types and restrictive materials, such as ledge. We can conduct Soil Evaluation testing at any time throughout the year. Generally, this is the first step in the process of designing a Septic System/OWTS. Bronze Service By selecting Bronze Service, we prepare the required More Info »Variance Septic System OWTS Design
A Variance Septic System OWTS design may be necessary if some of the rules and regulations set forth by the Rhode Island Department of Environment can’t be met. There are too many reasons to list here for a Variance Septic System OWTS design, but the following list outlines a few of the most common reasons More Info »

