Engineered standard drawings and construction specifications are provided here to assist in design of public and private infrastructure projects in Grants Pass and the Urban Growth Boundary. They are divided into three categories: Sewer, Streets & Drainage, and Water standards. If you have further questions related to project specifications, please contact the City of Grants Pass Engineering Division between 3:00 and 5:00 p.m. Monday through Friday at the Community Development Office, 101 NW A Street, or at (541) 474-6355.

Sewer Standard Drawings

• Standard Drawing No. 301 - Standard 48" Eccentric Manhole
• Standard Drawing No. 302 - Modified Drop Manhole
• Standard Drawing No. 303 - Sanitary Sewer Clean-out
• Standard Drawing No. 304 - New Sewer Service Connection
• Standard Drawing No. 305 - Drop Manhole
• Standard Drawing No. 306 - Lateral Connection for Existing Main
• Standard Drawing No. 307 - Sewer/Water Crossing
• Standard Drawing No. 308 - Special Structure Manhole
• Standard Drawing No. 309 - Flat Top 48" Manhole
• Standard Drawing No. 310 - SS Main Support Across Storm Drain Trench
• Standard Drawing No. 311 - Manhole Hydrostatic Testing
• Standard Drawing No. 312 - Manhole Adjustment Sequence
• Standard Drawing No. 313 - Manhole Cover & Frame Details
• Standard Drawing No. 314 - 36" Dia. Private Sampling Manhole
• Standard Drawing No. 315 - Sewer Test Certification
• Standard Drawing No. 316 - Manhole Test Record

Street & Drainage Standard Drawings

• Concrete Standards
• Standard Drawing No. 101 - Sidewalk Ramp - Corner
• Standard Drawing No. 101A - Sidewalk Ramps - Square
• Standard Drawing No. 102 - Standard Curbs
• Standard Drawing No. 103 - Concrete Curb Inlet, Type "B"
• Standard Drawing No. 104 - Residential Approach W/ Planter Strip
• Standard Drawing No. 104A - Residential Approach W/O Planter Strip
• Standard Drawing No. 105 - Commercial Approach W/ Planter Strip
• Standard Drawing No. 105A - Commercial Approach W/O Planter Strip
• Standard Drawing No. 106 - Sidewalk W/ Planter Strip
• Standard Drawing No. 106A - Sidewalk W/O Planter Strip
• Standard Drawing No. 107 - Utility Trenches (Other Than Encroachment Permit)
• Standard Drawing No. 107A - Utility Trenches (Encroachment Permits)
• Standard Drawing No. 108 - Street Valley Gutter
• Standard Drawing No. 109 - Alley Valley Gutter
• Standard Drawing No. 111 - Standard Title Block
• Standard Drawing No. 112 - "D" Type Inlet
• Standard Drawing No. 113 - "G" Type Inlet
• Standard Drawing No. 114 - Type "G-2MA" Inlet
• Standard Drawing No. 115 - Mailbox & Installation
• Standard Drawing No. 116 - Street Sign
• Standard Drawing No. 118 - Guardrail (Barricade)
• Standard Drawing No. 125 - Removable Bollard

Note: For storm drain manhole specifications, see manholes in Sewer Standard Drawings section. Obtain approval from City Engineer.

Water Standard Drawings

• Standard Drawing No. 201 - Standard Symbols
• Standard Drawing No. 202 - Fire Hydrant - Short Lead
• Standard Drawing No. 202A - Fire Hydrant - Long Lead
• Standard Drawing No. 202B - Fire Hydrant Access
• Standard Drawing No. 203 - 1" Water Service
• Standard Drawing No. 203A - Water Structure Access
• Standard Drawing No. 204 - 1½" & 2" Water Service
• Standard Drawing No. 205 - 2" Blow-off Assembly
• Standard Drawing No. 205A - 4" Blow-off Assembly (End of Line)
• Standard Drawing No. 205B - 4" Blow-off Assembly (Low Point)
• Standard Drawing No. 206 - 1" Combination Air and Vacuum Release Valve
• Standard Drawing No. 207 - Typical Water Intersection Connections
• Standard Drawing No. 208 - Thrust & Anchor Block
• Standard Drawing No. 209 - Water Test Certification
• Standard Drawing No. 210 - Anchor Blocks
• Standard Drawing No. 211 - Fire Service Assembly - 3" or Larger
• Standard Drawing No. 212 - Backflow Prevention Devices 2½" and Larger
• Standard Drawing No. 213 - 3" and Larger Water Service
• Standard Drawing No. 214 - Fire Service Assembly Vault
• Standard Drawing No. 214A - Vault Top Assembly
• Standard Drawing No. 215 - Straddle Block
• Standard Drawing No. 217 - Water Valve Box and Operator Nut Assembly
• Standard Drawing No. 218 - Water-Sewer Line Separation
• Standard Drawing No. 219 - Recessed Metal Lid
• Standard Drawing No. 219A - Brooks Meter Boxes and Lids
• Customer Backflow Configuration