CITY OF LATHROP Department of Public Works DESIGN & CONSTRUCTION Standard Details January 2014
General G-1A Signature Blocks G-1B Signature Blocks G-2 Drafting Standards G-3 Drafting Standards G-4 Drafting Standards STANDARD DETAILS TABLE OF CONTENTS Roads R-1 Typical Street Section Dimensions R-2 Typical Street Section R-3 Not Used R-4 Partial Width Street Section R-5 Concrete Curb, Gutter and Sidewalk Construction Specifications R-6 Roll Curb, Gutter and Sidewalk (Residential) R-7A Vertical Curb, Gutter and Sidewalk (Commercial, Industrial and All Curb Returns) R-7B Vertical Curb, Gutter with Detached Sidewalk (Commercial and All Curb Returns) R-7C Concrete Path R-7D Decomposed Granite Path R-8A Median and Traffic Island Curbs R-8B Roundabout R-9 Curb Transition Detail R-10A Curb Ramp Details R-10B Curb Ramp Details R-10C Curb Ramp Details R-11 Expansion Joints Weakened Plane Joints and Score Lines R-12 Valley Gutter R-13 Typical Commercial and Industrial Driveway R-14 Not Used R-15 Typical Driveway Locations R-16 Typical Residence Driveway at Vertical Curb and Gutter R-17 Temporary Driveways R-18A Turnaround for Residential Streets R-18B Turnaround with Planting Circle Cul-de-Sac Streets R-19 Superelevated Knuckle R-20 Traffic Island R-21 Left Turn Lane Taper Data R-21B Stamped Concrete R-21C Stamped Asphalt and Concrete Crosswalk R-22A Bus Turnout R-22B Nearside Bus Turnout R-22C Farside Bus Turnout R-23A Local Curb Return R-23B Stop and Yield Striping Details R-24A Barricades for Terminating Streets R-24B Sidewalk Barricade Type I R-24C Sidewalk Barricade Type II R-25A Standard Street Sign Details R-25B Residential Street Name Sign Detail R-25C Residential Sign Location Page i January 2014
STANDARD DETAILS TABLE OF CONTENTS Roads (cont.) R-25D Break-away Sign Installation with 2x2 Pole and Anchor Assembly R-26 Bench Mark & Survey Monument R-27 Not Used R-28A Trench Bedding and Shading R-28B Trench Backfill Existing or Future Paved Areas R-28B.1 Excavation Repair R-28C Trench Backfill Paving Reinforcing Fabric R-28D Trench Backfill Unimproved Areas R-28E Trench Backfill Joint Trench R-28F Trench Backfill Street Lighting Conduit R-28H Not Used R-28G Trench Backfill Rockwheel Trench R-28I Trench Backfill Sewer Trench Dam R-29A Adjusting Street Facilities to Grade R-29B Typical Box for Improved and Unimproved Areas R-30 Moratorium Street Trenches Repair Limits R-31A East of I-5 Only Electrolier R-31B Cross Roads Industrial Park Electrolier R-31C West of Interstate 5 Only Electrolier R-32 Electrolier Base R-33 Street Light Pole Spacing Guide R-34 Underground Utilities Locations Behind Face of Curb R-35 Underground Utilities Locations at Existing Intersections R-36A Underground Utilities Locations at New Developments R-36B Underground Utilities Locations at New Developments with SD Under Sidewalk R-36C Underground Utilities Locations at New Developments with up to 36 F/C to F/C R-37A Parking Lot Details R-37B Parking Lot Dimensions R-38 Sight Distance Clearances R-39 Deceleration Lanes for Driveways Storm Drain D-1 Storm Design Sheet D-2 Mean Annual Precipitation D-3 Intensity Duration Curve 10-Year Rainfall D-4 Inlet Time D-5 Through Curb Drain D-6A Curb Inlet Type I (Residential / On-Site) D-6B Storm Water Quality Drop Inlet Concrete Stamp D-6C Curb Inlet Santa Rosa D-7 Curb Inlet Type II (Commercial / Industrial) D-8 18 Drop Inlet (On-Site Use Only) D-9 18 Drop Inlet Frame and Grate D-10 Type I Manhole D-11 Type II Manhole (Shallow) D-12 Saddle Type Manhole for Pipe 24 Dia. and Larger D-13 Pipe Inlet Structure and Trash Rack 30 Pipe and Smaller Page ii January 2014
STANDARD DETAILS TABLE OF CONTENTS Storm Drain (cont.) D-14 Pipe Inlet Structure 33 Pipe and Larger D-15 Trash Rack 33 Pipe and Larger D-16 Erosion Control Pipe Discharge D-17 Access Control Rack Pipe Outfall D-18 Standard Community Retention Basin D-19 Chain Link Fence D-20 Storm Control Valve in Vault Crossroads Industrial Park (On-Site Only) Sanitary Sewer S-1 Sanitary Sewer Peaking Factors S-2 Sanitary Sewer Watertight Type I Manhole S-3 Sanitary Sewer Inside Drop Manhole S-4 Manhole Frame and Cover S-5 Sanitary Sewer Cleanout S-6 Cleanout Frame and Cover S-7A Sewer Service Lateral S-7B Property Line Cleanout S-8 Sewer Service Lateral Repair S-9 Sewage Air Release Valve Water W-1 Water - Sewer Separation Standards W-2 Not Used W-3 Thrust Block Chart W-4 Locator Wire Installation W-5 Restrained Joints W-6 Restrained Joint for PVC C-900 4-12 Pipe W-7A Water and Recycled Water Turnouts W-7B Fire Service Schematic Diagrams W-8A Residential Service Installations W-8B Remote Read End-Point-Transmitter Installation W-9 Water System Blow-Off W-10 Water System Blow-Off 6 Line Drain Assembly W-11 Residential Air Release Valve W-12A Valve Box W-12B Valve Operator Extension W-13A By-Pass Installation Layout for 3 or Larger Meter W-13B By-Pass Installation Layout for 3 or Larger Meter W-14 Not Used W-15 Double Check Valve Backflow Device on Fire Line W-16 Reduced Pressure Backflow Device W-17A Bacteriological Sampling Station W-17B Bacteriological Sampling Station W-18 Fire Hydrant Locations W-19 Fire Hydrant Assembly Page iii January 2014
STANDARD DETAILS TABLE OF CONTENTS Fire F-1 Not Used F-2A Fire Roads and Driveways General Notes F-2B Emergency Fire Access Driveway F-2C Fire Road Barricade in Rural Areas F-2D Fire Road Barricade in Rural Areas (cont) F-2E Fire Barricade in Residential Areas F-3 Fire Service Schematic Diagrams F-4 Fire Service Connection Detail F-5 Not Used F-6 Knox-Box F-7 Not Used F-8 Not Used F-9 Not Used F-10 Not Used F-11 Fire Apparatus Access Road Zones Irrigation I-1 Control Valve (Typical) I-2 Ball Valve I-3 Backflow Preventer I-4 Pedestal Controller I-5 Controller Wiring Diagram I-6 Control Wire Splice I-7A Quick Coupler I-7B Rotor Sprinklers I-7C Tree Bubbler I-7D Valve Box Layout I-8 Irrigation Piping and Wiring I-9 Utility Box I-10 Median Island Maintenance Band Detail (for Existing Curb) I-11 Typical Median Island Cross Section (for New Curb) I-12 Parkway Swale I-13 Area Drain I-14 Shrub Pop-Up Spray Head I-15 Tree Planting with Bubbler Irrigation & Shrub Planting Detail I-16 Tree Planting Bubbler I-17 Bubbler Details I-18 Typical Subsurface Dripfield Layout I-19 Drip Irrigation Control Valve Assembly I-20 Shrub Planting I-21 Groundcover Planting and Spacing Recycled Water RW-1 RW-2 RW-3 RW-4 RW-5A RW-5B Recycled Water Sewer Separation Standards Recycled Water Blow-Off Recycled Water Caution Sign and Tag Supplemental Water Supply with Air Gap to Recycled Water Storage Pond Recycled Water Pond Recycled Water Pond Cross Section Page iv January 2014
STANDARD DETAILS TABLE OF CONTENTS RW-6 RW-7 RW-8 RW-9 RW-10 Flood Irrigation Site Plan Flood Irrigation Site Details Flood Irrigation Stand Pipe Detail Flood Irrigation Feed Pipe and Vault Flood Irrigation Tailwater System Landscape L-1 Concrete Mow Strip at Fence L-2 Chain Link Fence up to 8 Height L-3 Post and Cable Fence L-4 Drain at Play Area Surfacing L-5 Drinking Fountain Page v January 2014
Rockwheel trench Place pavement reinforcing. fobric prlor to repovlng top llft. Tack all existing AC w~th RS-1 or AR 4000. Excess pavement Asphalt concrete or match exist. povement thickness plus 1 inch. Telephone/Elec.Conduit Hond tamp 4" of moisture conditioned notiye or clean sand over condu~t and place warning tape prior to placement of CDF 1. Allow controlled density fill (CDF) to set o minimum of 12 hours before plocing asphalt concrete in trench. TRENCH BACKFILL ROCKWHEEL TRENCH