Bob Taylor Engineering, Inc Logo

22688 Three Notch Road
Lexington Park, MD


Our Mission

With professionalism, integrity, honesty, and fairness, Bob Taylor and the employees of Bob Taylor Engineering, Inc. deliver the highest quality construction inspection and testing services to its clientele. We are dedicated to uncompromising personalized service and customer satisfaction in all aspects of our work.

Complete Geotechnical Engineering Materials Testing

Test and Inspection Services - Geotechnical Engineering

Concrete, Soils, Asphalt and Aggregate Testing

CONCRETE: The BTE team conducts on-site concrete sampling with beams and cylinders and includes mortar and grout.  We also conduct job site inspections, field reports, compressive strength testing, and laboratory mix design.  In our Lexington Park facility, BTE maintains a laboratory curing facility with calibrated compression test machinery. 

BTE concrete testing labs are certified by CCR, by NMRCA Pervious Concrete for Porous Cement Testing.  We also hold AASHTO R-18 and ASTM E 329 accreditation. AASHTO R-18 is the standard upon which our entire certification program is based, while ASTM E 329 upholds the standards for the accuracy of data, management systems, testing criteria, and code compliance and regulations.  Because BTE employs staff with individual certifications, its labs are AMRL certified as quality management systems. 

BTE current certifictaions for concrete testing include:

  • ASTM C 31, C 39, C 78, C 138, C 143, C 172, C 0173, C 231, C 511,  C 617, (7000 psi & below), C 1064, C 1077, & C 1231
  • ASTM D 1077, D 3740, D 3666

In 2018 BTE technicians and engineers hold certifications in the following:

  • ACI Concrete Field Testing
  • ACI Concrete Strength Testing
  • ACI Aggregate Testing
  • ACI Concrete Laboratory Testing

During Fall 2018 ACI granted Concrete Field Testing certification to BTE employees Mike Selvridge, Joe Gerek, and Corey Trossbach.

ACI recertification through 2022 has been awarded to BTE employees Bob Taylor, Joe Taylor, Billy Doughty, Chad Carpenter, and Charles Grimm.

SOILS: BTE provides on-site job inspections, field reports, construction supervision, laboratory as well as field testing.  We inspect and test for soils classification and sieve analysis, in-place field density, and perform soils analysis for compliance with construction specifications.  Our goal is to provide you with the accurate information you need to insure the safety and success of your engineering project.  Our current soils certifications include:

  • MARTCP Soils and Aggregate Compaction Testing
  • WACEL Soils Level 1 Testing
  • Soils:  ASTM D 421, D 422, D 698, D 854, D 1140, D 1557, D 1883, D 2216,   D 2487, D 2488, and D4318

MD State Highway Soils recertification has been awarded to Billy Doughty and Joe Taylor.

Asphalt Mixture:

  • MARTCP HMA Plant Tech-Level 1
  • MARTCP HMA Field Testing
  • D2950, D 5444, D 6307
Certified Lab and Service - Geotechnical Engineering

Certified Technical Staff

BTE's  commitment to delivering the highest quality construction and testing services to its clientele is paramount to our mission.  Our labs are certified for concrete, soil, asphalt, and aggregate testing.

With a focus on individual and community safety, currently, all BTE lab staff  hold certification by the Maryland Department of the Environment as drinking water samplers.  BTE staff hold Nuclear Gauge certification and APNGA Portable Nuclear Gauge Safety certification as well as U.S. D.O.T. Hazmat certification.  Our highly skilled lab staff also includes Will Doughty, an APNGA certified Nuclear Radiation Safety Officer.

In addition to these standards, BTE individual lab and field techs are certified by MD SHA Traffic Control,  SHA Soils, Lab, and Asphalt, ACI Field-1, and NRMC Pervious Concrete, as well as certifications by the American Concrete Institute, the Mid-Atlantic Technician Program, and the Cement and Concrete Reference Laboratory Programs.

BTE employs certified, highly skilled personnel to provide unfiltered data for concrete, soils, asphalt, and aggregate tests.   Our technicians use the latest equipment to accuarately inspect and test all materials for your construction project. 

BTE techicians, managers, and engineers regularly enroll in professional development programs to enhance their skills, and to earn certification or recertification for various industry standards and practices.

You can be assured that all BTE lab and field techs are highly, qualified professionals in whom you can entrust your engineering projects.  Call us today to learn how our services can help you deliver a successful project.


Personalized Customer Service - Geotechnical Engineering

Company-Client Liaison

With our 35 plus years of well-rounded  experience in the construction inductry and our commitment to quality, let BTE arrange and conduct all your pre-construction investigations.   Our professional and technical personnel will prepare your preliminary designs, estimates, and proposals in accordance with industry standards and best practices in our accredited facilities.  We have a well-educated staff to personally guide your various projects.  Long term, solid relationships with the necessary residential, commercial, and governmental agencies are hallmarks of our superior, personal customer service. 

Bob Taylor retains long-term memberships in the following professional associations:

Registered & Licensed Engineers for the State of Maryland | American Society for Testing and Materials™ | AASHTO Materials Reference Laboratory™(AMRL)| County Engineers Society of Maryland | The American Concrete Institute (ACI) | Washington Area Council of Engineering Laboratories, Inc.| The St. Mary's County Chamber of Commerce

Bob Taylor Engineering is located in Lexington Park, Maryland.

Contact us at (301) 862-4300 for versatile geotechnical engineering materials testing.