• 2023 Sewer Engineering Standards

    Individual Details

    S-1: Standard Manhole

    S-1A: Standard Structure Backfill

    S-2: Type 2 Manhole, 72" and 96"

    S-3: Type 3 Manhole, 72" and 96"

    S-4: Outside Drop Structure

    S-5: Inside Drop Structure

    S-6: Manhole Under 5 Feet Deep

    S-7: New Manhole on Existing Sewer

    S-8: Manhole Grade Adjustment

    S-9: Manhole Section Adjustment

    S-10: Manhole Cone Adjustment (Concentric to Eccentric)

    S-11: 24" Manhole Ring and Cover

    S-12: 24" Bolt-Locking Manhole Ring and Cover

    S-13: Safety Step and Prefabricated Ladder

    S-14: Typical Trench Detail 

    S-15: Pipe Zone Bedding 

    S-16: Cleanout to Grade

    S-17: Side Sewer Lateral 

    S-17A: Side Sewer Lateral on a New PVC Main

    S-17B: New PVC Side Sewer Lateral on Existing PVC Main

    S-17C: New PVC Side Sewer Lateral on Existing Non-PVC Main

    S-18: House Sewer Connection

    S-19: Soil Cement Pipe Anchors

    S-20: Pipe Stake Anchor Assembly

    S-21: Side Sewer Lateral Relocation

    S-22: Timber Baffle/Hill Holder

    S-23: Lake Line Cleanout and Check Valve Assembly Installation

    S-24: Lake Line Cleanout and Check Valve Assembly Installation at or Below Hydraulic Gradient 

    S-25: Cleanout to Grade for Lake Line Connection

    S-26: Check Valve Assembly for Joint Use Side Sewer (4" to 8" Diameter)

    S-27: Sampling Tee

    S-28: 100 Gallon Baffle Type Oil/Water Separator

    S-29: 450-900 Gallon Baffle Type Oil/Water Separator

    S-30: 1100-5000 Gallon Baffle Type Oil/Water Separator

    S-31: Grease Interceptor

    S-32: Uncovered Paved Vehicle Service Area Drainage

    S-33: Casing Installation

    S-34: Single Home sewer Pump System

    S-35: Project Sign

    S-36: Tapping Tees for Lake Line Sewer Connection

    S-37: Lake Line Lateral Extension