We provide construction planning for Distribution & Transmission electrical utility systems
to the industry’s highest standards.

Herman Weissker provides planning and design services to electrical, wireless and telecommunications markets. We deliver quality services that help our clients achieve their goals while focusing on cost effective possibilities and ground breaking options. We take a specialized approach to our clients so they can take delivery of a value driven product, while ensuring safety and quality.

Our Planning & Design Services Include:

  • AutoCAD Drafting & Survey
  • Civil Base Mapping Services
  • Distribution substation & New circuit planning
  • Deteriorated pole replacement (transmission & distribution)
  • Overhead to Underground conversions
  • Underground civil & cable replacement
  • 4kv Cutover planning & Design
  • Contract Administration
  • Project Management
  • Plant Betterment


Providing site specific traffic control plans for any size job.

HWI traffic design provides site specific traffic control plans for multiple agencies throughout California. Our traffic control designers are ATSSA certified and can design plans to meet the specifications of the M.U.T.C.D., W.A.T.C.H. and California Joint Utility Manuals. We provide both Engineered and non Engineered traffic plans. We also have permitting clerks with excellent working relationships with several agencies and have knowledge of what each is looking for when applying for permits.

Traffic Design Services Include:

  • SingleLane Closures

  • Multi Lane Closures

  • Shoulder Closures
  • Detour Plans
  • Pedestrian Traffic Control
  • Permitting Services

Herman Weissker, Inc. is a Certified Minority Business – Certificates on file: SC04003 #1412 CPUC-Supplier Clearinghouse #4KS00002