CITY OF LATHROP Department of Public Works DESIGN & CONSTRUCTION Standard Details
January 2014
STANDARD DETAILS TABLE OF CONTENTS General G-1A G-1B G-2 G-3 G-4 Roads R-1 R-2 R-3 R-4 R-5 R-6 R-7A R-7B R-7C R-7D R-8A R-8B R-9 R-10A R-10B R-10C R-11 R-12 R-13 R-14 R-15 R-16 R-17 R-18A R-18B R-19 R-20 R-21 R-21B R-21C R-22A R-22B R-22C R-23A R-23B R-24A R-24B R-24C R-25A R-25B R-25C Page i
Signature Blocks Signature Blocks Drafting Standards Drafting Standards Drafting Standards
Typical Street Section Dimensions Typical Street Section Not Used Partial Width Street Section Concrete Curb, Gutter and Sidewalk Construction Specifications Roll Curb, Gutter and Sidewalk (Residential) Vertical Curb, Gutter and Sidewalk (Commercial, Industrial and All Curb Returns) Vertical Curb, Gutter with Detached Sidewalk (Commercial and All Curb Returns) Concrete Path Decomposed Granite Path Median and Traffic Island Curbs Roundabout Curb Transition Detail Curb Ramp Details Curb Ramp Details Curb Ramp Details Expansion Joints Weakened Plane Joints and Score Lines Valley Gutter Typical Commercial and Industrial Driveway Not Used Typical Driveway Locations Typical Residence Driveway at Vertical Curb and Gutter Temporary Driveways Turnaround for Residential Streets Turnaround with Planting Circle Cul-de-Sac Streets Superelevated Knuckle Traffic Island Left Turn Lane Taper Data Stamped Concrete Stamped Asphalt and Concrete Crosswalk Bus Turnout Nearside Bus Turnout Farside Bus Turnout Local Curb Return Stop and Yield Striping Details Barricades for Terminating Streets Sidewalk Barricade Type I Sidewalk Barricade Type II Standard Street Sign Details Residential Street Name Sign Detail Residential Sign Location January 2014
STANDARD DETAILS TABLE OF CONTENTS Roads (cont.) R-25D R-26 R-27 R-28A R-28B R-28B.1 R-28C R-28D R-28E R-28F R-28H R-28G R-28I R-29A R-29B R-30 R-31A R-31B R-31C R-32 R-33 R-34 R-35 R-36A R-36B R-36C R-37A R-37B R-38 R-39 Storm Drain D-1 D-2 D-3 D-4 D-5 D-6A D-6B D-6C D-7 D-8 D-9 D-10 D-11 D-12 D-13 Page ii
Break-away Sign Installation with 2x2 Pole and Anchor Assembly Bench Mark & Survey Monument Not Used Trench Bedding and Shading Trench Backfill Existing or Future Paved Areas Excavation Repair Trench Backfill Paving Reinforcing Fabric Trench Backfill Unimproved Areas Trench Backfill Joint Trench Trench Backfill Street Lighting Conduit Not Used Trench Backfill Rockwheel Trench Trench Backfill Sewer Trench Dam Adjusting Street Facilities to Grade Typical Box for Improved and Unimproved Areas Moratorium Street Trenches Repair Limits East of I-5 Only Electrolier Cross Roads Industrial Park Electrolier West of Interstate 5 Only Electrolier Electrolier Base Street Light Pole Spacing Guide Underground Utilities Locations Behind Face of Curb Underground Utilities Locations at Existing Intersections Underground Utilities Locations at New Developments Underground Utilities Locations at New Developments with SD Under Sidewalk Underground Utilities Locations at New Developments with up to 36’ F/C to F/C Parking Lot Details Parking Lot Dimensions Sight Distance Clearances Deceleration Lanes for Driveways
Storm Design Sheet Mean Annual Precipitation Intensity – Duration Curve 10-Year Rainfall Inlet Time Through Curb Drain Curb Inlet Type I (Residential / On-Site) Storm Water Quality Drop Inlet Concrete Stamp Curb Inlet Santa Rosa Curb Inlet Type II (Commercial / Industrial) 18” Drop Inlet (On-Site Use Only) 18” Drop Inlet Frame and Grate Type I Manhole Type II Manhole (Shallow) Saddle – Type Manhole for Pipe 24” Dia. and Larger Pipe Inlet Structure and Trash Rack 30” Pipe and Smaller January 2014
STANDARD DETAILS TABLE OF CONTENTS Storm Drain (cont.) D-14 D-15 D-16 D-17 D-18 D-19 D-20 Sanitary Sewer S-1 S-2 S-3 S-4 S-5 S-6 S-7A S-7B S-8 S-9 Water W-1 W-2 W-3 W-4 W-5 W-6 W-7A W-7B W-8A W-8B W-9 W-10 W-11 W-12A W-12B W-13A W-13B W-14 W-15 W-16 W-17A W-17B W-18 W-19
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Pipe Inlet Structure 33” Pipe and Larger Trash Rack 33” Pipe and Larger Erosion Control Pipe Discharge Access Control Rack Pipe Outfall Standard Community Retention Basin Chain Link Fence Storm Control Valve in Vault Crossroads Industrial Park (On-Site Only)
Sanitary Sewer Peaking Factors Sanitary Sewer Watertight Type I Manhole Sanitary Sewer Inside Drop Manhole Manhole Frame and Cover Sanitary Sewer Cleanout Cleanout Frame and Cover Sewer Service Lateral Property Line Cleanout Sewer Service Lateral Repair Sewage Air Release Valve
Water - Sewer Separation Standards Not Used Thrust Block Chart Locator Wire Installation Restrained Joints Restrained Joint for PVC C-900 4”-12” Pipe Water and Recycled Water Turnouts Fire Service Schematic Diagrams Residential Service Installations Remote Read End-Point-Transmitter Installation Water System Blow-Off Water System Blow-Off 6” Line Drain Assembly Residential Air Release Valve Valve Box Valve Operator Extension By-Pass Installation Layout for 3” or Larger Meter By-Pass Installation Layout for 3” or Larger Meter Not Used Double Check Valve Backflow Device on Fire Line Reduced Pressure Backflow Device Bacteriological Sampling Station Bacteriological Sampling Station Fire Hydrant Locations Fire Hydrant Assembly
January 2014
STANDARD DETAILS TABLE OF CONTENTS Fire F-1 F-2A F-2B F-2C F-2D F-2E F-3 F-4 F-5 F-6 F-7 F-8 F-9 F-10 F-11 Irrigation I-1 I-2 I-3 I-4 I-5 I-6 I-7A I-7B I-7C I-7D I-8 I-9 I-10 I-11 I-12 I-13 I-14 I-15 I-16 I-17 I-18 I-19 I-20 I-21 Recycled Water RW-1 RW-2 RW-3 RW-4 RW-5A RW-5B Page iv
Not Used Fire Roads and Driveways General Notes Emergency Fire Access Driveway Fire Road Barricade in Rural Areas Fire Road Barricade in Rural Areas (cont) Fire Barricade in Residential Areas Fire Service Schematic Diagrams Fire Service Connection Detail Not Used Knox-Box Not Used Not Used Not Used Not Used Fire Apparatus Access Road Zones
Control Valve (Typical) Ball Valve Backflow Preventer Pedestal Controller Controller Wiring Diagram Control Wire Splice Quick Coupler Rotor Sprinklers Tree Bubbler Valve Box Layout Irrigation Piping and Wiring Utility Box Median Island Maintenance Band Detail (for Existing Curb) Typical Median Island Cross Section (for New Curb) Parkway Swale Area Drain Shrub Pop-Up Spray Head Tree Planting with Bubbler Irrigation & Shrub Planting Detail Tree Planting Bubbler Bubbler Details Typical Subsurface Dripfield Layout Drip Irrigation Control Valve Assembly Shrub Planting Groundcover Planting and Spacing
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 January 2014
STANDARD DETAILS TABLE OF CONTENTS RW-6 RW-7 RW-8 RW-9 RW-10 Landscape L-1 L-2 L-3 L-4 L-5
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Flood Irrigation Site Plan Flood Irrigation Site Details Flood Irrigation Stand Pipe Detail Flood Irrigation Feed Pipe and Vault Flood Irrigation Tailwater System
Concrete Mow Strip at Fence Chain Link Fence up to 8’ Height Post and Cable Fence Drain at Play Area Surfacing Drinking Fountain
January 2014
Rockwheel trench Place pavement reinforcing . fobric prlor t o repovlng top llft. Tack all existing AC w ~ t h RS-1 or AR 4000.
Asphalt concrete or match exist. povement thickness plus 1 inch.
Excess pavement
Telephone/Elec.Conduit
1.
Hond tamp 4" of moisture conditioned notiye or clean sand over c o n d u ~ tand place warning tape prior t o placement of CDF
Allow controlled density fill (CDF) to set o minimum of 12 hours before plocing asphalt concrete in trench.
TRENCH BACKFILL ROCKWHEEL TRENCH
6i-k
,-Trench
cutoff
18" Min. key (Typical each side)
PLAN VIEW
-
TRENCH CUTOFF
Bottom of trench Bottom of cement
I
SECTION
A-A
TRENCH CUTOFF
NOTES: 1.
2. 3. 4.
The trench cutoff sholl not be placed within 5 ft. of pipe joint. The trench cutoff shall be placed against undisturbed earth. Where overexcavation of trench is necessary, minimum dimension shown sholl be from undisturbed bottom of trench to bottom of trench cutoff. Placement of drain rock or stabilization material below cutoff will not be allowed. Trench dams (or Cut-offs) shall be placed at 100 foot intewols or os directed by the City Engineer. NOT T O SCAL
TRENCH 6ACKlilLL SEWER TRENCH DAM