San Marcos, TX case study · April 2026

Grease line failure at a San Marcos campus-area kitchen

Commercial property owner · Campus-area restaurant building, San Marcos · Sewer Jetting & CCTV Verification

Sewer camera view of the same San Marcos kitchen grease line jetted back to bare cast iron at full diameter with clear flow
Sewer camera view inside a San Marcos commercial kitchen grease line almost fully choked with layered hardened grease
BeforeAfter

Drag the divider to compare. Before: Sewer camera view inside a San Marcos commercial kitchen grease line almost fully choked with layered hardened grease After: Sewer camera view of the same San Marcos kitchen grease line jetted back to bare cast iron at full diameter with clear flow

Back in service
Same day
Health inspection
Passed
Pipe replacement
Not needed
Verification scope
Included

The problem on this San Marcos site

A high-volume kitchen was days from a health inspection with a floor drain that would not clear. The operator had already replaced fixtures inside the building on the assumption the problem was upstream of the slab.

How our NASSCO-certified crew approached it

  1. Responded same day given the pending health inspection and scoped before selling any work
  2. Jetted the kitchen line back to bare cast iron and cleared the submerged interceptor outlet tee
  3. Confirmed on camera that the cast iron was sound, ending the fixture replacement theory
  4. Set the pump-out and jetting interval from measured grease loading and left the video on file for the inspector

What the camera documented

  • Kitchen line reduced to a narrow opening by layered hardened grease across a long run
  • Interceptor outlet tee partially submerged in accumulated solids
  • Cast iron underneath the grease sound with no pitting failure or holes
  • Backups traced to maintenance interval, not to the fixtures that had been replaced

Measurable results

  • Jetted to bare pipe and verified on camera before the dinner service the same day
  • Passed the health inspection that week with documentation on file
  • Interceptor pump-out and jetting interval reset around the actual grease loading, not a guess

Need this on your San Marcos project?

CSC Pipe Inspection runs commercial CCTV, jetting, hydro excavation and line locating across Austin and Central Texas with 25+ years of field experience and NASSCO/PACP-coded reporting.

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