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Contact Information
Please Note Our New Location
Arapahoe County Lima Plaza
6924 S. Lima Street
Centennial, CO   80112
Phone: 720-874-6500
TDD: 720-874-6574
E-mail: Public Works & Development




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Home>> Departments>> Public Works & Development>> Engineering


SITE UNDER CONSTRUCTION:  Non-active template links will be activated as soon as they are finalized.  Please contact the Engineering Services Division at (720) 874-6500 with any questions.

Instructions for preparing an Operations and Maintenance Manual
Stormwater Management Facility Operation and Maintenance (O&M) Manual
Appendix A - Arapahoe County Stormwater Facilities Maintenance Agreement
Appendix B (sample) - Description of Stormwater Management Facilities      
Appendix C - Standard Operation Procedures (SOP) for each facility type
     Extended Detention Basin SOP
     Grass Buffer and Grass Swale SOP
     Porous Landscape Detention SOP
     Sand Filter Basin SOP
Appendix D - Arapahoe County Inspection Forms
     Extended Detention Basin Inspection Form
     Grass Buffer and Grass Swale Inspection Form
     Porous Landscape Detention Inspection Form
     Sand Filter Basin Inspection Form
Appendix E - Arapahoe County Maintenance Form
     Extended Detention Basin Maintenance Form
     Grass Buffer and Grass Swale Maintenance Form
     Porous Landscape Detention Maintenance Form
     Sand Filter Basin Maintenance Form
Appendix F – Arapahoe County Annual Inspection and Maintenance Submittal Form
Appendix G – Stormwater Facilities Map; Facility Plan and Details Drawings
     Stormwater Facilities Map Checklist
     Extended Detention Basin Facility Plan Checklist
     Grass Buffer and Grass Swale Facility Plan Checklist
     Porous Landscape Detention Facility Plan Checklist
     Sand Filter Basin Facility Plan Checklist
Sample Detail Sheets
    Stormwater Facility Map (under construction)
    EDB P&P (sample)