Pflugerville, TX case study · May 2026

Silted storm culvert flooding a Pflugerville truck court

Commercial property owner · Distribution warehouse, Pflugerville off Pecan Street · Storm Drain Inspection & Cleaning

Interior of the same Pflugerville storm culvert after vacuum and jet cleaning, showing a clear concrete invert and free flowing water
Interior of a Pflugerville commercial storm drain culvert half filled with silt, gravel, and construction debris restricting flow
BeforeAfter

Drag the divider to compare. Before: Interior of a Pflugerville commercial storm drain culvert half filled with silt, gravel, and construction debris restricting flow After: Interior of the same Pflugerville storm culvert after vacuum and jet cleaning, showing a clear concrete invert and free flowing water

Culvert capacity
Restored
Debris removed
Silt + gravel
Mobilizations
1
Repaving avoided
Full court

The problem on this Pflugerville site

The truck court ponded eight inches deep after ordinary storms and drivers were refusing dock assignments. The owner had a bid in hand to re-grade and repave the entire court, a six-figure number, before anyone looked inside the storm system.

How our NASSCO-certified crew approached it

  1. Inspected the storm system before the owner signed the repaving bid, starting at the inlets and working to the outfall
  2. Confirmed the concrete pipe was structurally sound so the fix could be scoped as cleaning, not replacement
  3. Vacuumed and jetted the silt and gravel out in one mobilization staged around dock traffic
  4. Ran a verification scope and handed over video proving restored design capacity

What the camera documented

  • Storm culvert roughly half full of silt, gravel, and construction debris left from the original build
  • Two grates partially blocked by debris packed against the inlet throat
  • Concrete pipe structurally sound with no cracking, settlement, or joint separation
  • Outfall clear, confirming the restriction was inside the run and not downstream

Measurable results

  • Vacuum and jetting cleared the culvert and restored full design capacity in a single mobilization
  • Post-cleaning scope proved the pipe was sound, so the repaving bid came off the table entirely
  • Owner solved a flooding complaint for a fraction of the planned capital spend

Need this on your Pflugerville 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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