city of lathrop...thrust blocks per standard detail no. w-2. 8. insulation required to prevent...

CITY OF LATHROP

Department of Public Works

DESIGN & CONSTRUCTION

Standard Details

January 2021

Fire

Emergency Fire Access Driveway F-1

Fire Road Barricade In Rural Areas I F-2

Fire Road Barricade In Rural Areas II F-3

Double Check Valve Backflow Device On Fire Line F-4

Fire Service Connection Detail F-5

Knox-Box F-6

DEPARTMENT OF PUBLIC WORKS

CITY OF LATHROPDETAIL

STANDARD

JANUARY 2021

F-1

EMERGENCYFIRE ACCESS

DRIVEWAY

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AutoCAD SHX TextPublic Works Director

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AutoCAD SHX TextCity Of Lathrop

AutoCAD SHX Text%%UPLAN VIEW%%u

AutoCAD SHX Text%%uPROFILE AT CURB LINE%%U

AutoCAD SHX Text%%uSECTION A - A

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AutoCAD SHX TextFACE OF CURB

AutoCAD SHX Text8''

AutoCAD SHX Text12" CL II AGG. BASE MIN. AND 95% COMPACTION

AutoCAD SHX Text#4 BAR, AT 18" O.C. EACH WAY

AutoCAD SHX Text3 "12"

AutoCAD SHX TextEXPANSION JOINT

AutoCAD SHX Text3 "12"

AutoCAD SHX TextBACK OF WALK


AutoCAD SHX TextTOP OF CURB



AutoCAD SHX Text3'-0"

AutoCAD SHX Text3'-0"

AutoCAD SHX Text2% MAX.



STANDARD

JANUARY 2021.

F-2

FIRE ROAD BARRICADEIN RURAL AREAS I



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AutoCAD SHX TextCONCRETE FOOTING

AutoCAD SHX Text#4 REBAR 2'-6"/4 TOTAL

AutoCAD SHX Text#4 CROSS REBAR 10"/4 TOTAL

AutoCAD SHX Text%%uGATE DETAIL%%U

AutoCAD SHX TextSEE DETAIL A

AutoCAD SHX TextTYPICAL PIVOT ASSEMBLY

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AutoCAD SHX Text4" GALV. STEEL POST (SCH. 40)

AutoCAD SHX TextSECTION OF 5" SCH. 40 GALV. STEEL POST WELDED TO 4" SCH. 40 GALV. STEEL POST (TYP.)

AutoCAD SHX TextSECTION OF 5" SCH. 40 GALV. STEEL POST TO REMAIN AS LOOSE PIVOTING COLLAR (TYP.)

AutoCAD SHX Text3" SCH. 40 GALV. STEEL MAIN RAIL TO BE WELDED TO COLLAR

AutoCAD SHX Text3" SCH. 40 GALV. STEEL CROSS RAIL/ WELD TO COLLAR AND MAIN RAIL

AutoCAD SHX Text4" GALV. STEEL POST CAP (TYP.)

AutoCAD SHX TextSEE DETAIL B (SEE STANDARD DETAIL NO. F-3)

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AutoCAD SHX TextREFLECTIVE SIGN TYPE N-2

AutoCAD SHX Text%%UDETAIL A (GATE TO POST DETAIL PIVOT)

AutoCAD SHX Text1.Fire road barricade shall be painted fire engine red. Fire road barricade shall be painted fire engine red. 2.See Caltrans detail for fire road barricade. See Caltrans detail for fire road barricade.



STANDARD

JANUARY 2021

F-3

FIRE ROAD BARRICADEIN RURAL AREAS II



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AutoCAD SHX TextNOTE: 1.Locking mechanism shall be subject to the approval of the Fire Department.Locking mechanism shall be subject to the approval of the Fire Department.

AutoCAD SHX TextPLAN-VIEW

AutoCAD SHX TextSIDE-VIEW

AutoCAD SHX Text4" GALV. STEEL POST CAP (TYP.)

AutoCAD SHX Text4" SCH. 40 GALV. STEEL POST

AutoCAD SHX Text3" MAIN RAIL

AutoCAD SHX Text38" MIN. THICKNESS X 6" HARDENED STEEL "U" BOLT/WELD TO POST

AutoCAD SHX Text38" MIN. THICKNESS X 6" HARDENED STEEL "U" BOLT/WELD TO CENTER OF MAIN RAIL

AutoCAD SHX TextCHAIN WELDED TO POST AND PIN

AutoCAD SHX Text3" MAIN RAIL

AutoCAD SHX Text38" MIN. THICKNESS X 6" HARDENED STEEL "U" BOLT/WELD TO CENTER OF MAIN RAIL

AutoCAD SHX Text4" SCH. 40 GALV. STEEL POST

AutoCAD SHX Text38" MIN. THICKNESS X 6" HARDENED STEEL "U" BOLT/WELD TO POST

AutoCAD SHX TextPIN WITH HOLE FOR LOCK



STANDARD

JANUARY 2021

F-4

6.

NOTES:

DOUBLE CHECK VALVEBACKFLOW DEVICE ON

FIRE LINE



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AutoCAD SHX Text12" MINIMUM

AutoCAD SHX Text36"-48"

AutoCAD SHX Text1.Installed device shall be Febco Model LF 850 large diameter or approved equal. Installed device shall be Febco Model LF 850 large diameter or approved equal. 2.Device shall be installed above ground. Device shall be installed above ground. 3.Test cocks and shut-off valves must be supplied and installed as shown. Test cocks and shut-off valves must be supplied and installed as shown. 4.Discharge port must be kept clear of obstruction at all times. Discharge port must be kept clear of obstruction at all times. 5.Any deviation from the installation shown above must receive prior approval. Any deviation from the installation shown above must receive prior approval. 6.All piping and appurtenances shall be AWWA rated 200 psi for fire sprinkler systems. All piping and appurtenances shall be AWWA rated 200 psi for fire sprinkler systems. 7.Thrust blocks per Standard Detail No. W-2. Thrust blocks per Standard Detail No. W-2. 8.Insulation required to prevent freezing of exposed pipe shall be Polar Blanket or approved equal. Insulation required to prevent freezing of exposed pipe shall be Polar Blanket or approved equal. 9.Valves shall be chain locked in an open position at all times. Valves shall be chain locked in an open position at all times. 10.All assemblies must be tested by a certified backflow prevention tester. All assemblies must be tested by a certified backflow prevention tester. 11.Installed device shall be painted fire engine red and screened with landscaping unless otherwise Installed device shall be painted fire engine red and screened with landscaping unless otherwise approved by City Engineer. 12.All underground ductile iron or steel pipe must be wrapped with a minimum of 10 mil. polywrap tape. All underground ductile iron or steel pipe must be wrapped with a minimum of 10 mil. polywrap tape. 13.All bolts shall be stainless steel 316 w/ newer size on threads. All bolts shall be stainless steel 316 w/ newer size on threads. 14.All assemblies must be tested by a certified backflow prevention tester and reports shall be sent to All assemblies must be tested by a certified backflow prevention tester and reports shall be sent to [email protected]

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AutoCAD SHX TextPIPE SHALL BE DUCTILE IRON OR STEEL

AutoCAD SHX TextPIPE SHALL BE DUCTILE IRON OR STEEL

AutoCAD SHX TextTEST COCKS

AutoCAD SHX TextRISING STEM VALVES FOR FIRE SPRINKLER SYSTEM

AutoCAD SHX TextNO CONNECTIONS FROM CITY MAIN TO DC DEVICE

AutoCAD SHX TextINSTALL THRUST BLOCK



STANDARD

JANUARY 2021

PRIVATE FIRE HYDRANT

TYPICAL SECTIONPRIVATE BUILDINGS FIRE SPRINKLERS SYSTEMS

3.

1.

2.

TYPICAL SECTION

CONNECTION DETAILFIRE SERVICE

F-5

NOTES:

6.

11.

7.



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AutoCAD SHX TextPrivate Hydrant

AutoCAD SHX TextCity Main

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AutoCAD SHX Text1.Fire Dept. connection with check valve. Fire Dept. connection with check valve. 2.6" Minimum pipe. Any "Dead end" main or lateral in excess of 100' and supplying fire hydrants, shall be 6" Minimum pipe. Any "Dead end" main or lateral in excess of 100' and supplying fire hydrants, shall beinstalled on a minimum 8" diameter pipe. 3.4" Minimum pipe. 4" Minimum pipe.4.All private fire systems connected to domestic water mains shall have backflow prevention as required by All private fire systems connected to domestic water mains shall have backflow prevention as required by AWWA M-14 for Classes III, V, and VI fire systems. Plans shall be submitted to and approved by the Building Division and Fire District prior to construction. "As built" drawings shall be provided prior to acceptance by the City. 5.All fire protection systems shall be disinfected prior to connection to public water system in accordance All fire protection systems shall be disinfected prior to connection to public water system in accordance with the City specifications. 6.On-site fire hydrant systems shall have a break off check valve installed where required by City Engineer. On-site fire hydrant systems shall have a break off check valve installed where required by City Engineer. 7.Fire hydrant laterals greater than 100 LF, shall have an additional gate valve installed near the fire hydrant Fire hydrant laterals greater than 100 LF, shall have an additional gate valve installed near the fire hydrant as approved by the City Engineer. 8.Fire line must pass min. 200psi, 2 hour Hydrostatic Pressure Test. Fire line must pass min. 200psi, 2 hour Hydrostatic Pressure Test. 9.All underground ductile iron or steel pipe must be wrapped with a minimum 10 mil. polywrap tape. All underground ductile iron or steel pipe must be wrapped with a minimum 10 mil. polywrap tape. 10. Underground bolts must be Stainless Steel 316. 11.Not all components may be required that are shown in typical section.Not all components may be required that are shown in typical section.

AutoCAD SHX TextLB 400 Break Off

AutoCAD SHX TextCheck Valve

AutoCAD SHX Text3' x 4' x 6" Concrete Pad

AutoCAD SHX TextNo connections from City main to RP device

AutoCAD SHX TextGuard Posts as required

AutoCAD SHX TextTo building sprinkler system

AutoCAD SHX TextInstall thrust block

AutoCAD SHX TextPipe shall be ductile iron or steel

AutoCAD SHX TextPipe shall be ductile iron or steel

AutoCAD SHX TextTest cocks

AutoCAD SHX TextRising stem valves for fire sprinkler system

AutoCAD SHX Text36"-48"

AutoCAD SHX Text12" Min.

F-6

NOTES:

KNOX-BOX

R

R



STANDARD

JANUARY 2021

AutoCAD SHX Text1.3/16" steel 4x4 tubular constructed post, 54" in length. 3/16" steel 4x4 tubular constructed post, 54" in length. 2.Knox-Box to be welded in to the post, 2" below the top edge, or welded to the top of the post. Knox-Box to be welded in to the post, 2" below the top edge, or welded to the top of the post. 3.Knox-Box to be attached with a complete welded bead at contact point. Knox-Box to be attached with a complete welded bead at contact point. 4.Top of post to be 24" above grade. Top of post to be 24" above grade. 5.Bottom of post to be 30" below grade. Bottom of post to be 30" below grade. 6.Post to be secured in a 12" diameter hole, filled with concrete to grade level. Post to be secured in a 12" diameter hole, filled with concrete to grade level. 7.Post to be painted black. Post to be painted black. 8.Address numbers to be placed vertically on post, starting 2" below bottom of Knox-Box. Address numbers to be placed vertically on post, starting 2" below bottom of Knox-Box. 9.Numbers to be contrasting in color to the black painted post. Numbers to be contrasting in color to the black painted post. 10.Numbers to be 3" in height x 1 1/2" stroke. Numbers to be 3" in height x 1 1/2" stroke. 11.Location of Knox-Box post to be within 12' of the first point of egress and visible. This location Location of Knox-Box post to be within 12' of the first point of egress and visible. This location must be approved by the Fire Department and City Engineer.

AutoCAD SHX Text4 4 0 2

AutoCAD SHX Text24" ABOVE GRADE

AutoCAD SHX Text30" BELOW GRADE

AutoCAD SHX TextDIG HOLE 12" IN DIAMETER AND 30" DEEP

AutoCAD SHX TextModel 3200 SERIAL #

AutoCAD SHX TextAPPLY TEX-COTE GRAFFITI GUARD , 21 st CENTURY COATINGS GRAFF-IT-OFF , OR APPROVED EQUAL



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FireEmergency Fire Access Driveway - F-1Fire Road Barricade In Rural Areas I - F-2Fire Road Barricade In Rural Areas II - F-3Double Check Valve Backflow Device On Fire Line - F-4Fire Service Connection Detail - F-5Knox-Box - F-6

city of lathrop...thrust blocks per standard detail no. w-2. 8. insulation required to prevent...

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