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<br /> I. The controller shall be a type 90 device with 6 phases in an 8 phase frame and shall be wired for the Ptd! I
<br /> addition of pedestrian modules to be installed in the future. It shall be furnished complete with modules and sPB.\'i
<br /> detector equipment and other miscellaneous equipment including solid state load switches, flashers, wiring, etc., ; 1 i BI
<br /> necessary to provide the operation shown on the plans �and described in the specifications.
<br /> 2. The controller shall be installed in a Type M extended cabinet as described in the special provisions. -- a
<br /> 3. Final location of standards and loops will be determined in the field by the resident engineer. l l
<br /> 4. The wiring and layout of the multiple loop configuration shall be connected series-parollei in accordance w 'i�i -
<br /> the manufactures specifications.
<br /> 5, The Controller shall be furnished with six (6) type " dp" modules. .S r' �
<br /> g # ' LEGEND
<br /> 6. All most arm signal heads shall have all l2 sections. r I" 310
<br /> g „ , P Y YP 9
<br /> 7. Control unit for magnetometer detectors shall be the permanent time dela type and shall signal continual) he r 1 OVERHEAD ELECTRIC LINES
<br /> presence of any vehicle until) the vehicle leaves the area of detection, whereupon the vehicle call shall drop after ! - � , �132B.
<br /> a delay which shall be adjustable from approximately 0. 10 second to 3.0 seconds. The final location of the UNDERGROUND TELEPHONE CABLE --- -
<br /> 8. Each air of adjacent magnetometer sensor elements -`ie: "A D a AID2b"� shall be spliced to their home---un
<br /> � GAS MAIN -.—
<br /> magnetometers shall be according to the manufacturers recommendation
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<br /> cable in the nearest pull box. r
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<br /> 9. Each home run four conductor cable for magnetometers indicates a separate amplifier channel.
<br /> . 10. The contractor shall install six (6) 6' x6' loops for phase B2,as shown on the plans,with separate leads to the
<br /> ,., pull box and shall splice four (4) loops as directed by the resident engineer. I 'C-Al
<br /> pull I h
<br /> The advance flashing beacons shall have 12" sections. AS BUILT
<br /> 12. Extreme care shall be used in the installation of all most arm standards. I I I
<br /> 13. Location of utilities shown are approximate and Should be verified prior to beginning of work in the area. j 1 ! , ! °' CORRECTIONS BY
<br /> 14 Advance flashers on overhead standards shall be alternating. II Rfserl Po% « 3zPl NO CHANGES �.I_Ba -
<br /> la Loos designated as dela shall be connected to dela circuits in the controller. This circuitry shallpreventi l
<br /> Y y a I �j DATE
<br /> call from entering the controller unit for an adjustable period of time Of 0 - 15 seconds as described in th" � _1
<br /> special provisions. I r
<br /> PROJECT ENG E£R DA CHECKED BY DATE SUBMITTED BY DATE�'PRO'JA w PECOMMEWDE]v 6 DATE •. r Srtf. t , finfi:
<br /> S stem T WEST LN, & EIGHT MILE R
<br /> Traffic Signal Sy PROJECT
<br /> �� !,
<br /> COUNTY OF SAN JOAC ' ; , wIr 1, ne _ _ _
<br /> i%t*l3 /6llJ,l�/ IG 6 s R r
<br /> , -- est Lane at Eight Mlle Road DRAWING N EXISTING w
<br /> fir C r, I Nov.: 1973 Junior. Civil En . , NOV. 197' 7ro I. En9lnear s{��r ..?, W -*t ire -.r of r ark , Nov.N :973 � , Q iS INC UTILITIES � ' ,
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