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A <br /> : <br /> t , <br /> THOR 9 N tO AD <br /> -_ - - ROAD INDEX FILE .YEAR SHEET TOTAL <br /> N0. NO. N0, SHEETS <br /> —T—BB-5 - 4 1968 7 1 7 1 <br /> -- 2'-8'+-- — 4-1" Dia. holes <br /> for mounting <br /> 1 <br /> I 0 �--7' <br /> _i —I SEE NUTE I _ T�� <br /> it _ i Lane I o -� Lone t <br /> � - _ j <br /> f <br /> 12 - ---Lone 2 -- -- <br /> Position loop <br /> - r------ - <br /> .� T - +.- la nin. <br /> 1111 turns togecher (a r j Lone 2 <br /> as <br /> lose <br /> 4- 5x -_- Drip shield �� possible O8 I — <br /> louvers_ -- - - <br /> Louvers ' 7+� <br /> _ <br /> I _O <br /> � Lane 3 , <br /> / I Hasp for lock--2--- a -- ---- <br /> 18 mi <br /> - ---- <br /> III ' <br /> o \ 3 _� � ♦ in � <br /> Lane 4 <br /> ' <br /> b � i <br /> P I <br /> -3-0 - _ ---•� °rte <br /> �- ,�.Q a ,• <br /> . � TYPICAL TWO LANE__ <br /> INSTALLATION_- <br /> TRAFFIC COUNT/NG <br /> _TYPICAL FOUR LANE_ CONDUCTOR <br /> INSTALLATION <br /> COLOR CODE SL <br /> — N O T E S — ___ _ Lane Color <br /> lanes d <br /> I Red <br /> ___ <br /> I. The cabinet will be of raintight construction , spot welded 2 Yellow 2 0.12' min. <br /> 0.03 max. <br /> and made of 12 gauge galvanized sheet steel. r o max % 3 Green 3 0.14 min. <br /> 2. The door shall be hinged with has for padlock. Lead-in wires for loops ---- - ,— <br /> g P P - 3 turns Type RR j- (Use 2 wires for each 4 Blue 4 0.18 min. <br /> 3. Their will be 4 - 5" louvers on the 2 sides. E 600 V, Nu 12 AW6 loop,color code as <br /> 7 _ _ <br /> Co I ; shown) 5 White 0211 min. <br /> 5 <br /> 4. Their will be 2 shelves on the right side. 4 I' 01 a `` -Leads from Ione I <br /> TRAFFIC COUNTING CABINET <br /> O.5max.-\�J_4 �3 fry, 'Leads from lane 2 <br /> �- -'Leads from lane 3 <br /> `Leads from lane 4 <br /> —" <br /> �,0.5 max, SECT/ON A-A SECT/ON 25L1925L19 a ' <br /> 1 <br /> Cabinet <br /> 3I Loop <br /> Driveway � <br /> DETAIL "C" DIAGONAL CORNERILT <br /> CU TS <br /> AS BUI <br /> /I1O <br /> h <br /> CORRECTIONS <br /> BY <br /> Roadway <br /> " <br /> Recess 2",oia. o. NO CHANGES <br /> �'0 x 14Cap Screws(U.S. Std.Thread) III <br /> - <br /> TDATE <br /> NOTES (for loop installation) <br /> ° I Ill o = <br /> "oN <br /> Coupling TYPICAL TWO _LANE INSTALLATION _ <br /> -- - - - <br /> a I. Saw groove in pavement for loops. Corners may be diagonal as shown in detail "C". <br /> 2. Overlap cuts at all corners so slots are full depth at corners. <br /> 3- Pull box <br /> 3. Push wire in with wood. Do not use screwdriver or other metallic instrument. <br /> PIoce �g0 Cap Screw 8 Coupling Nut__ °� r" 2 4. Pour clean dry white silica sand in slot to cover conductors. Fill slot with flexible epoxy resin <br /> (Anchor) — i -Curb <br /> -- <br /> ANCHOR DETAIL conforming to specifications. Repeat pouring clean dry white silica sand to cover slot. <br /> _ I <br /> Epoxy--- Note 182 <br /> _ — 5. Maximum slot depth shall be 0.23. <br /> - -- I- Io --- 2 I°conduit p 6. Make cut all the way across pavement. <br /> d `` a <br /> 7. Provide a minimum of 4' of slack in each conductor at pull box. <br /> 32 Pull Box- i. `° �' - Note 4 <br /> Note 3 Roadway 8. Flexible conduit (size as required) to be placed in sawed channel slot or rigid conduit <br /> Note 6--Z� ��- --- <br /> - - may be placed under curb or shoulder to pull box. <br /> 1 min. I'conduit- <br /> I. See sheet for cone slab <br /> _,-4"x3'-2"x 3'-s" concrete slab 9. Lead - in conductors from each loop to pull box shall be twisted together a minimum of 3 <br /> and conduit locations. M TYPICAL_ DETAIL OF RIGID CONDUITturns per foot from point of leaving pavement to inductive loop detector. <br /> . See Std. Plan ES-3A-I for pull BETWEEN ROADWAY AND _PULL BOX10. TESTS <br /> , Place I 0 conduit and connect to pull box <br /> box detail. Place gib 0 cap Screw 8 Coupling Nut(Anchor) 1, Non-metallic bushing shall be used at roadway end of conduit. (a.) Test each loop for continuity. <br /> ( b.) A megger test shall be made between loops. Insulation resistance shall not be less <br /> �-_ 2. Tape wire 3 inches each side of roadway bushing. <br /> e' than ten megohms. REFERENCE COUNTY OF SAN JOAQUIN <br /> 3. Install flexible compound on low side of roadway conduit before installing wire. DEPARTMENT OF PUBLIC WORKS <br /> ��— -- 3'- s" --` - --- - - - "' 4. Round all sharp edges where wire has to pass. <br /> TRAFFIC <br /> 5. End of roadway conduit shall be 2 inches below roadway. of 41 and round �_ i3i Ancho.�eloi�--_---- - iWH _ __ COUNTING ' <br /> 6. Drive /2 grounding rod to bottom of pull bo o a minimum a g <br /> . CONCRETE_.SLAB_ DETAIL one side of each loop to this rod. - - STATION <br /> f -- -- -. DRAWN APPROVED DATE DATE <br /> ---- -- ---- APRIL /967 ' <br /> - KN/SELY , <br /> %0. DATt DESCRIPTION APPRD. -----__- - --�-- ------ ----- DRAWING NO ' <br /> j - SCALE C.B. WONG R E 11988 <br /> REVISIONS NONE DIRECTOR OF PUBLIC WORKS <br />