Enviro-Block™ Head Walls

  Head Wall 1

A small headwall was constructed in an area of very poor saturated soils, to accommodate a street widening project for the California Department of Transportation in Escondido, CA.

Head Wall 2 Concrete Segmental Headwall

17.5' high head wall with transition blocks turn out to dissipate water outflow from pipe.


  • To schedule a presentation, please contact us.
  • Retaining Wall Engineering & Installation
  • Retaining Wall Design/Build Contracting Available
  • Block rentals now available for securing event tent structures such as, counterweights, ballasts, anchor weights and deadmen.
inter-Block Retaining Systems Inc.
Post Office Box 2992
Valley CenterCA  92082-2992
 toll free (800) 406-2066
 phone (760) 751-0231
 contact email
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