On-Call Traffic Engineering
MDOT SHA District 7

Sabra & Associates, Inc. (SAI) has performed over 30 traffic engineering operations, safety, & design assignments on this contract.

 

 

  • Geometric Improvements
  • Signal Phasing/Warrant Analysis
  • Congestion Analysis
  • Corridor Analysis & Evaluation

 

Featured Task: MD 99 Corridor Evaluation

This joint project between MDOT and Howard County developed short and long term recommendations to improve traffic operations and safety on MD 99 with respect to the parallel I-70 freeway. The work included collection and analysis of traffic volumes, speeds, delays, queues, tell-tale crash studies, origin-destination data analysis, Big Data traffic data analysis (RITIS, HERE, INRIX). The traffic analysis consisted of signal warrant analyses, historical crash analysis, access controls, speed control, signing and geometric improvements, evaluation of neighborhood cut-through traffic, development of improvement concepts and cost for multi-modal accommodation.

 

Headquarters
Columbia Maryland

7055 Samuel Morse Drive
Suite 100
Columbia, MD 21046
Phone: 443-741-3500
Fax: 443-741-3700

Baltimore Maryland
1502 Joh Avenue
Suite 100
Baltimore, MD 21227

Phone: 410-536-3653
Fax: 410-536-3654

Washington, D.C.

100 M Street SE
Suite 550
Washington, DC 20003

Phone: 202-570-7080
Fax: 202-697-5007

Vienna, Virginia

8150 Leesburg Pike
Suite 630
Vienna, VA 22182

Phone: 703-942-8990

AASHTO

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