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JRH Holzmacher Engineering

Years of Experience to get you to your Goal Skilled Professionals with “Hands On” Experience High-Quality Work with Great Efficiency Old Fashion Principals without Ethical Compromise Representative Projects Our Services Civil Engineering LEARN MORE Construction, Structural & Architectural Design LEARN MORE Environmental Engineering LEARN MORE Expert Testimony / Litigation Support LEARN MORE Municipal Engineering and…

Representative Projects

Representative Projects About Representative Projects The Industry we serve has allowed us to work on a diversity of Engineering and Environmental projects. The following is only a representative array of works in progress and completed works portraying experience in being able to get things done.

Water Supply And Municipal Engineering

Water Supply And Municipal Engineering

JRH has extensive water supply and treatment experience. We have worked with almost every water district and water authority that exists throughout Long Island. Our ability to communicate clearly with regulatory agencies, such as Nassau and Suffolk County Health Departments, including the New York State Dept. of Environmental Conservation has been an important part of…

Infrastructure Design

Infrastructure Design

From private subdivisions to Municipal roadways, we can provide the design of grading and  drainage, water transmission and distribution, sanitary force mains and collection systems along with roadway rehabilitation or new roadway design. Another speciality area of work we can provide is bulkhead design. Part of the success of getting a bulkhead constructed, is understanding…

Environmental Services

Environmental Services

The JRH team have many years of exposure to speciality environmental projects. We have provided all levels of field support for soil and groundwater monitoring, field investigations and recommendations for site cleanup aspects. Our speciality field support goes hand and hand with the follow up documentation and reporting necessary for regulatory review and ultimate satisfaction…

Construction Observation

Construction Observation

While a well designed project can provide for a well intended result, field quality control is a very important step. We have provided construction observation for private, municipal and Federal owned construction projects. All types of documentation from formal as-builts and licensed engineer stamped certification can be provided for your project. We can work with…

Structural Design

Structural Design

Since the company inception, we have had the opportunity to be involved in many high end residential homes with unique combinations of steel and engineered wood construction. We have worked closely with Architects and homeowners to choose cost effective, safe design options that will stand for lifetimes.

Litigation Support

Litigation Support

Senior staff with Environmental and Engineering experience have provided litigation support to Attorneys, insurance companies and private companies. Our services have been in the form of personal appearance in the courtroom environment or generating reports, maps, plans, figures or  calculations that an attorney or representative may require in support of their client.

Subdivision Layout

Subdivision Layout

Our familiarity with “The Process” of subdivision layout, design of all utility infrastructure, submittals of applications and plans to Towns, Villages and Health Departments has brought projects to fruition for developers and landowners.

Groundwater Remediation

Groundwater Remediation

The company has been fortunate to be involved with several sophisticated forms of contaminated groundwater and soil remediations. All phases of groundwater and soil investigations  including sampling, reporting, communications with regulatory agencies has been one of our specialties. Having the appropriate Senior level people within the company to tackle remediation projects is a key to…