Engineering Specifications

The following Standard Specifications and Standard Details are to be utilized as minimum standards for all roadway and utility construction within the jurisdiction of the Town of Apex. These standards supersede all previous editions and all amendments previously issued by the Town of Apex.

Last Revisions Adopted: 

PageDescriptionEffective Date
Cover Page (PDF)
April 12, 2022
Table of Contents (PDF)April 12, 2022
Section 100 (PDF)Preliminary Considerations & InstructionsApril 12, 2022
Section 200 (PDF)General ProvisionsMarch 7, 2017
Section 300 (PDF)StreetsNovember 20, 2018
Section 400 (PDF)Soil Erosion & Sedimentation ControlMay 5, 2020
Section 450 (PDF)Utility TrenchesApril 12, 2022
Section 500 (PDF)Storm DrainageApril 12, 2022
Section 600 (PDF)Water Distribution SystemApril 12, 2022
Section 620 (PDF)Cross Connection ControlMarch 7, 2017
Section 700 (PDF)Wastewater Collection SystemsApril 12, 2022
Section 800 (PDF)Wastewater Pumping Stations & Force MainsApril 12, 2022
Section 900 (PDF)Greenway TrailsJanuary 12, 2021


Standard Details - Overall

Table of Contents (PDF)

  
Section 200PDFDWG
Section 300PDFDWG
Section 400PDFDWG
Section 450DWG
Section 500PDFDWG
Section 600PDFDWG
Section 620PDFDWG
Section 700PDFDWG
Section 800PDFDWG
Section 900PDFDWG


Section 200 - General Provisions

 Std. #Sheet #DescriptionEffective DatePDFDWG
 200.011/1Underground Electrical Service ConnectionDecember 3, 2002
PDFDWG
 200.021/2Dumpster PadDecember 21, 2010
PDFDWG
 200.022/2Dumpster PadDecember 21, 2010
PDFDWG
 200.031/1Safety RailJanuary 12, 2021
PDFDWG
 200.041/1ParkingNovember 19, 2019
PDFDWG
 200.051/1HandrailJanuary 12, 2021
PDFDWG

Section 300 - Streets

Std. #Sheet #DescriptionEffective DatePDFDWG
300.011/4Street Typical Sections (Residential)April 12, 2022
PDFDWG
300.012/4Street Typical Sections (Collector/2-Lane Thoroughfare)April 12, 2022
PDFDWG
300.013/4Street Typical Sections (3&6-Lane Thoroughfare)April 12, 2022
PDFDWG
300.014/4Street Typical Sections (4-Lane Thoroughfare)April 12, 2022
PDFDWG
300.021/1Cul-De-SacNovember 20, 2007
PDFDWG
300.031/1Concrete Curb & GutterNovember 19, 2019
PDFDWG
300.041/1Method of Removing Existing CurbApril 12, 2022
PDFDWG
300.051/1Method of Ending CurbDecember 3, 2002
PDFDWG
300.061/1Curb DrainDecember 3, 2002
PDFDWG
300.071/2Driveway ApronApril 12, 2022
PDFDWG
300.072/2Driveway ApronApril 12, 2022
PDF
DWG
300.081/1Concrete SidewalkApril 12, 2022
PDFDWG
300.091/3Curb RampDecember 18, 2012PDFDWG
300.092/3Curb RampDecember 18, 2012
PDF DWG
300.093/3Curb RampDecember 18, 2012
PDFDWG
300.101/1Street Cross Section Showing Utility LocationsApril 12, 2022
PDFDWG
300.111/2Conduit Crossing for Driveways & SidewalksDecember 3, 2002
PDFDWG
300.112/2Conduit Crossing for Driveways & SidewalksDecember 3, 2002
PDFDWG
300.121/1Shoulder Section Without SidewalkDecember 3, 2002PDFDWG
300.131/1Trench & Pavement Repair SectionsNovember 20, 2007
PDFDWG
300.141/1Street Geometric StandardsApril 12, 2022PDFDWG
300.151/1Barricade for Dead End RoadsDecember 3, 2002PDFDWG
300.161/1Pavement Widening Taper & MarkingsApril 12, 2022PDFDWG
300.171/1Speed HumpJanuary 20, 2015PDFDWG
300.181/1Speed Table - Elevated CrosswalkNovember 20, 2007PDFDWG
300.191/1Hi-Visibility (mid-block) CrosswalkNovember 20, 2007PDFDWG
300.201/1Bicycle ParkingNovember 20, 2007PDFDWG
300.211/1Median Island Traffic Calming DeviceMarch 7, 2017PDFDWG
300.221/1Neckdown Traffic Calming DeviceMarch 7, 2017PDFDWG
300.231/1Neighborhood Traffic Mini-CircleMarch 6, 2018PDFDWG
300.241/1Fire Lane Pavement MarkingDecember 21, 2010PDFDWG
300.251/1Stub Street Turn-AroundJuly 21, 2015PDFDWG
300.261/4Street Signs - GeneralNovember 19, 2019PDFDWG
300.262/4Street Signs - Placement & InstallationNovember 19, 2019PDFDWG
300.263/4Street Signs - 3/8-inch Bolt HolesNovember 19, 2019PDFDWG
300.264/4Street Signs - Breakaway Sign InstallationNovember 19, 2019PDFDWG
300.271/1Right-in / Right-out Channelized IslandSeptember 4, 2018PDFDWG
300.281/1Driveway GradesSeptember 4, 2018PDFDWG
300.291/1Single-lane RoundaboutNovember 19, 2019PDFDWG
300.301/1Aggregate Shoulder DrainNovember 19, 2019PDFDWG
300.311/1Subdivision EntranceNovember 19, 2019PDFDWG
300.321/3Bus StopApril 12, 2022PDFDWG
300.322/3Bus StopApril 12, 2022PDFDWG
300.323/3Bus StopApril 12, 2022PDF
DWG

Section 400 - Soil Erosion & Sedimentation Control

Std. #Sheet #DescriptionEffective DatePDFDWG
400.011/2Temporary Silt FenceMay 5, 2020
PDFDWG
400.012/2Temporary Silt Fence    
May 5, 2020PDF
DWG
400.021/1Temporary Silt Fence OutletDecember 21, 2010
PDFDWG
400.031/1Catch Basin Riser / FilterDecember 3, 2002
PDFDWG
400.041/1Catch Basin & Yard Inlet ProtectionDecember 3, 2002
PDFDWG
400.051/1Check DamDecember 3, 2002PDFDWG
400.061/2Construction EntranceJanuary 20, 2015
PDFDWG
400.062/2Construction EntranceJanuary 20, 2015PDFDWG
400.071/1Diversion DitchDecember 3, 2002
PDFDWG
400.081/1Block & Gravel Drop Inlet ProtectionDecember 3, 2002PDFDWG
400.091/1Gravel & Rip Rap Horseshoe Inlet Basin for Existing Pipe InvertsDecember 3, 2002PDFDWG
400.101/1Pipe Inlet Protection (Plywood & Stone)December 3, 2002
PDFDWG
400.111/2Temporary Stream CrossingJanuary 20, 2015PDFDWG
400.112/2Temporary Stream CrossingDecember 3, 2002
PDFDWG
400.121/1Riser Barrel Sediment BasinJanuary 20, 2015
PDFDWG
400.131/2Skimmer Sediment BasinsJanuary 20, 2015
PDFDWG
400.132/2Skimmer Sediment BasinsJanuary 20, 2015
PDFDWG
400.141/1Skimmer DetailNovember 20, 2007PDFDWG
400.151/1Rip Rap Lined ChannelsMarch 6, 2018PDFDWG
400.161/1Temporary Silt DitchDecember 3, 2002
PDFDWG
400.171/1Temporary Slope DrainDecember 21, 2010
PDFDWG
400.181/1Pipe OutletDecember 18, 2012
PDFDWG
400.191/1Inlet Sediment Control DeviceJanuary 20, 2015
PDFDWG
400.201/1Temporary Concrete WashoutMay 5, 2020
PDF
DWG
400.211/1WattleMay 5, 2020
PDF
DWG
400.221/1Filter Bag With Gravel Pad
May 5, 2020
PDF
DWG
400.231/1Temporary Pump AroundMay 5, 2020
PDF
DWG

Section 450 - Utility Trenches

Std #Sheet #DescriptionEffective DatePDFDWG
450.011/1Water Main Pipe Backfilling
March 23, 2021
PDF
DWG
450.021/1
Sanitary Sewer Pipe Bedding & Backfilling
March 23, 2021
PDF
DWG
450.031/1
Concrete Repair
March 23, 2021
PDF
DWG
450.041/1
Trench & Pavement Repair Section for Asphalt
March 23, 2021
PDF
DWG
450.051/1
Trench & Pavement Repair Section for Concrete
March 23, 2021
PDF
DWG
450.061/1
Bore & Jack
March 23, 2021
PDF
DWG
450.071/1
HDD Transition Fitting
March 23, 2021
PDF
DWG
450.081/1
Vertical Bend
March 23, 2021
PDF
DWG
450.091/1
Concrete Cradle
March 23, 2021
PDF
DWG
450.101/1
Anti-seep Collar
March 23, 2021
PDF
DWG
450.111/1Open Cut DitchMarch 23, 2021
PDF
DWG
450.121/2
Vehicle Crossing at Stream
March 23, 2021
PDF
DWG
450.122/2Vehicle Crossing at Stream
March 23, 2021
PDF
DWG
450.131/1Tracer Wire
March 23, 2021
PDF
DWG

Section 500 - Storm Drainage

Std. #Sheet #DescriptionEffective DatePDFDWG
500.011/1Yard Inlet w/ ConcreteDecember 18, 2012
PDFDWG
500.021/1Yard Inlet w/ Grate & FrameDecember 18, 2012
PDFDWG
500.031/1Grate Placement Detail for Catch BasinsDecember 3, 2002PDFDWG
500.041/1Block Catch Basin DetailDecember 18, 2012
PDFDWG
500.051/1Precast Batch Basin DetailMarch 6, 2018PDFDWG
500.061/1Precast Manhole Junction BoxDecember 18, 2012
PDFDWG
500.071/3Median Curb InletDecember 3, 2002
PDFDWG
500.072/3Median Curb InletDecember 3, 2002
PDFDWG
500.073/3Median Curb InletDecember 3, 2002
PDFDWG
500.081/1Frame Detail for Catch BasinsDecember 3, 2002
PDFDWG
500.091/1Storm Drain Pipe Bedding & BackfillingJune 5, 2018PDFDWG

Section 600 - Water Distribution System

Std. #Sheet #DescriptionEffective DatePDFDWG
600.011/23/4" & 1" Water Service & Meter BoxMarch 23, 2021
PDFDWG
600.012/23/4" & 1" Water Service & Meter BoxApril 12, 2022
PDFDWG
600.021/11-1/2" & 2" Meter Installation & VaultMarch 23, 2021
PDFDWG
600.031/23" & Larger Meter Installation & VaultMarch 23, 2021
PDFDWG
600.032/23" & Larger Meter Installation & VaultJanuary 22, 2014PDFDWG
600.041/1Blow-Off AssemblyMarch 23, 2021
PDFDWG
600.051/1Hydrant InstallationMarch 23, 2021PDFDWG
600.061/1Hydrant LocationMarch 23, 2021
PDFDWG
600.071/1Yard Hydrant (non-freeze)March 23, 2021
PDFDWG
600.081/1Valve Box InstallationMarch 23, 2021
PDFDWG
600.091/1Valve CoverNovember 20, 2007PDFDWG
600.101/1Capping DetailDecember 3, 2002PDFDWG
600.111/1Thrust Collar InstallationDecember 3, 2002
PDFDWG
600.121/2Air Release Manhole for Water MainsApril 12, 2022
PDFDWG
600.122/2Air Release Manhole for Water MainsMarch 23, 2021
PDFDWG
600.131/1Reaction BlockingMarch 23, 2021
PDF
DWG
600.141/1Multiple Branch ServicesApril 12, 2022
PDFDWG
600.151/1Valve Box Marker for Unpaved AreasMarch 23, 2021
PDFDWG
600.161/1Tapping Sleeve & Post Indicator ValveMarch 23, 2021
PDFDWG
600.171/1Butterfly Valve with 5’ Manhole EncasementMarch 23, 2021
PDFDWG
600.181/1Sampling StationMarch 23, 2021
PDFDWG
600.191/1Sprinkler Riser & Fire Department ConnectionNovember 20, 2007PDFDWG
600.201/1Curb Side Fire Department ConnectionJune 18, 2019PDFDWG
600.211/1Reverse TapMarch 23, 2021
PDFDWG
600.221/1Tapping Sleeve & ValveMarch 23, 2021
PDFDWG
600.231/1Standard Stubout/Capping DetailMarch 23, 2021
PDFDWG

Section 620 - Cross Connection Control

Std. #Sheet #DescriptionEffective DatePDFDWG
620.011/2Typical Service & Irrigation ConnectionsMarch 6, 2018
PDFDWG
620.012/2Typical Service & Irrigation ConnectionsMarch 6, 2018
PDFDWG
620.021/2Typical Fire Connections - CommercialMarch 6, 2018
PDFDWG
620.022/2Typical Fire Connections - ResidentialMarch 6, 2018
PDFDWG
620.031/13/4" to 2" Residential & Commercial Irrigation Backflow AssemblyMarch 6, 2018
PDFDWG
620.041/13/4" to 2" Commercial Outdoor Backflow AssemblyMarch 6, 2018
PDFDWG
620.051/13/4" to 2" Commercial Indoor Backflow AssemblyMarch 6, 2018
PDFDWG
620.061/1Commercial Outdoor Backflow Assembly (≥3")March 6, 2018
PDFDWG
620.071/1Commercial Indoor Backflow Assembly (≥3")March 6, 2018
PDFDWG
620.081/1Yard FDCMarch 6, 2018
PDFDWG
620.091/1Hotbox VUVD FDCMarch 6, 2018
PDFDWG
620.101/1Hotbox Inline FDCMarch 6, 2018
PDFDWG

Section 700 - Wastewater Collection Systems

Std. #Sheet #DescriptionEffective DatePDFDWG
700.011/1Standard Typical Sewer Point Repair
March 23, 2021PDFDWG
700.021/1Sanitary Sewer Tap & ServiceApril 12, 2022PDFDWG
700.031/1Sanitary Sewer Service ConnectionsMarch 23, 2021
PDFDWG
700.041/3Precast ManholeApril 12, 2022
PDFDWG
700.042/3Precast ManholeApril 12, 2022
PDFDWG
700.043/3Precast ManholeApril 12, 2022
PDFDWG
700.051/2Manhole Ring & CoverMarch 23, 2021
PDFDWG
700.052/2Manhole Ring & CoverMarch 23, 2021
PDFDWG
700.061/2Manhole Ring & Cover EncasementJanuary 22, 2014PDFDWG
700.062/2Manhole Ring & Cover EncasementNovember 20, 2007PDFDWG
700.071/1Drop ManholeApril 12, 2022PDFDWG
700.081/1Drop Manhole for Sewer ServiceApril 12, 2022
PDFDWG
700.091/1[HOLD FOR FUTURE USE]


700.101/14" Sanitary Sewer Tap & Service for Sewer Mains Over 13’ DeepMarch 23, 2021
PDFDWG
700.111/1High Velocity Manhole InvertJuly 21, 2015PDFDWG
700.121/1Doghouse Manhole Installation Over Existing Sewer MainMarch 23, 2021
PDFDWG
700.131/1Manhole VentMarch 23, 2021
PDFDWG
700.141/1Cleanout Cover for Vehicle Traffic AreasMarch 23, 2021
PDFDWG
700.151/1Concrete Encasement for Stream CrossingDecember 21, 2010PDFDWG
700.161/1Sanitary Sewer Protection During Construction
March 23, 2021
PDFDWG
700.171/1Sanitary Sewer EasementDecember 21, 2010
PDFDWG
700.181/1Solid Steel Riser Assembly
March 23, 2021
PDF
DWG
700.191/2Oil & Grease Structures
March 23, 2021
PDF
DWG
700.192/2Oil & Grease Structures
March 23, 2021
PDF
DWG
700.201/1Typical Easement Fence Gate
April 12, 2022
PDF
DWG

Section 800 - Wastewater Pumping Stations & Force Mains

 Std. #Sheet #DescriptionEffective DatePDFDWG
800.011/1Force Main Discharge Manhole
March 23, 2021
PDFDWG
800.021/1Plug Valve Box Installation
March 23, 2021
PDF
DWG
800.031/2Sewage Grinder Unit (Wetwell Installation)
March 23, 2021
PDF
DWG
800.032/2Sewage Grinder Unit (Wetwell Installation)
March 23, 2021
PDF
DWG
800.041/2Standard Mag Meter Installation
March 23, 2021
PDF
DWG
800.042/2Standard Mag Meter Installation
March 23, 2021
PDF
DWG
800.051/1Wetwell Hatch
March 23, 2021
PDF
DWG
800.061/1Pump Station Access Road
March 23, 2021
PDF
DWG
800.071/1Typical Chain Link Fence
March 23, 2021
PDF
DWG
800.081/1Typical Security Double Gate
March 23, 2021
PDF
DWG
800.091/1Typical Pump Station Layout < 500 GPM
March 23, 2021
PDF
DWG
800.101/1Typical Pump Station Layout > 500 GPM
March 23, 2021
PDF
DWG
800.111/1Air Release Manhole for Sanitary Sewer Force Mains
March 23, 2021
PDF
DWG

Section 900 - Greenway Trails

 Std. #Sheet #DescriptionEffective DatePDFDWG
900.011/1Greenway SectionsJanuary 12, 2021
PDF
DWG
900.021/3Boardwalk
January 12, 2021
PDF
DWG
900.022/3Boardwalk
January 12, 2021
PDF
DWG
900.023/3Boardwalk
January 12, 2021
PDF
DWG
900.031/2Greenway Signage
January 12, 2021
PDF
DWG
900.032/2Greenway Signage
January 12, 2021
PDF
DWG
900.041/1Concrete Approach Slab
January 12, 2021
PDF
DWG
900.051/1Bench, Trash, Recycling, Dog Station
January 12, 2021
PDF
DWG
900.061/1Bollard
January 12, 2021
PDF
DWG
900.071/1Greenway Curb RampJanuary 12, 2021
PDF
DWG
900.081/1Street-Side Greenway
January 12, 2021
PDF
DWG