Development Standards

Development Standards for LCG

The Lafayette Consolidated Government (LCG) makes these documents available on as "as is" basis. All warranties and representations of any kind with regard to said documents are disclaimed, including the implied warranties of merchantability and fitness for a particular use. Under no circumstances will LCG, or any of its officers or employees be liable for any consequential, incidental, special or exemplary damages even if appraised of the likelihood of such damages occurring. LCG does not warrant the documents against deficiencies of any kind. The use of any of these documents for work does not relieve the Engineer of Record, Architect and/or General Contractor from obligations assumed by the use of these documents nor does it entitle the Engineer of Record, Architect and/or General Contractor to compensation for damages or loss which could be attributed to such use. Engineer of Record, Architect and/or General Contractor are responsible to utilize these documents within the purview of their respective licensing board.

Information on this web site is posted to aid in the efficient dissemination of information to designers. The data contained within the web site is periodically updated. Designers are responsible to be aware of any updates and incorporate significant changes into their final design.

List of Inspectors (Note LCG employees are not listed.)

Design Guides:

Standard Specifications for Roads, Drainage, Bridges and Other Infrastructure, 2023 Edition (available for purchase of $25 at 1515 E. University, money order or check only)

• Supplemental Specifications for Standard Specifications (None)
• Public Infrastructure Design Standards (February 2025)
• X-SEC-01: Typical Cross Sections
  • Page 1 (Apr 2015)
  • Page 2 (Apr 2015)
• Manuals and Specifications
  • Specifications for Roads, Drainage, Bridges, and Other Infrastructure Improvements (to be provided later)
• Standards Details
  • BM-01: Bedding and Backfill for Drainage Structures
    • Page 1 (Feb 2013)
    • Page 2 (Feb 2013)
  • CB-01: Concrete Open Top Catch Basin (Jun 2016)
  • CB-02: Concrete Open Top Catch Basin (Jun 2016)
  • CB-06: Concrete Catch Basin Curb Opening (Jun 2016)
  • CB-08: Concrete Catch Basin Double Combination Type (Aug 2016)
  • CB-09: Combination Type Catch Basin (Trunkline Under Pavement) (Nov 2011)
  • CB-SD-01: Catch Basin Special Details (Weep Hole Details for Street Inlets) (Aug 2012)
  • CB-Adjust: Conversion of Existing Catch Basin or Manhole (Oct 2011)
  • CC-01: Concrete Collar Detail (Jan 2024)
  • CP-01: Portland Cement Concrete Pavement Details
    • Page 1 (Feb 2016)
    • Page 2 (Dec 2024)
    • Page 3 (Feb 2016)
    • Page 4 (Feb 2016)
    • Page 5 (Dec 2024)
    • Page 6 (Feb 2016)
    • Page 7 (Feb 2016)
  • DW-01: Commercial Concrete Driveway Detail (July 2025)
  • FR-01: Flexible Revetment (Feb. 2024)
  • MC-01: Details of Grates, Grate Frames & Covers for Catch Basins and Manholes
    • Page 1 (Oct 2011)
    • Page 2 (Jun 2010)
    • Page 3 (Aug 2017)
    • Page 4 (Nov 2014)
    • Page 5 (Jun 2010)
    • Page 6 (Aug 2011)
  • MH-06: R.C. Manhole (Jul 2016)
  • PC-01: Pre-Cast Catch Basin and Manhole (Oct 2024)
  • PED-01-1 (Oct 2024)
  • PED-01-2 (Dec 2025)
  • PED-01-3 (Oct 2024)
  • PED-01-4 (Oct 2024)
  • SW-01: Typical Sidewalk Details (Dec 2015)
  • Util-Conflict: Typical Utility Line Conflict Box Details (Nov 2014)
• SET-3: Side Drain Safety End Treatment, Type-3 (Jul 2017)
• SETCRD-1: Cross Drain Safety End Treatment, Type-1 (Jul 2017)
• SETCRD-2: Cross Drain Safety End Treatment, Type-2 (Jul 2017)
• SETCRD-3: Cross Drain Safety End Treatment, Type-3 (Jul 2017)
• SETCRD-4: Cross Drain Safety End Treatment, Type-4 (Jul 2017)
• SETSD-1: Side Drain Safety End Treatment, Type-1 (Jul 2017)
• SETSD-2: Side Drain Safety End Treatment, Type-2 (Jul 2017)
• SETSD-3: Side Drain Safety End Treatment, Type-3 (Jul 2017)