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HomeMy WebLinkAboutSD-407-C6N LEGEND No. DATE EXI STING PROPOSED 1. 12 05 01 DESIGN REVISIONS —24— CONTOUR (5) DRAIN MANHOLE ❑ CATCH BASIN xso WATER SHUT OFF wv WATER GATE av GAS GATE SPECIFICATIONS, THE MASSACHUSETTS HIGHWAY DEPARTMENT'S FIRE HYDRANT STANDARD SPECIFICATIONS FOR HIGHWAYS AND BRIDGES OR TO DRAIN _S_ SEWER _w_ WATER _G_ GAS —E/T/C— UNDERGROUND UTILITES � UTILITY POLE BE CONSTRUCTED AS A DOUBLE GRATE CATCH BASIN. SEE OVERHEAD WIRE oti" _"%,— 10� 0,0 60 2' ip SO' v 0 *0E �97c — � ZVES— 7-p�? - 2 1" TAPPING SLEEVES SERVICES 18' APART 6" TAPPING SLEEVE & GATE VALVE W1 HYDRANT M .{A. Q \4 � \,�ryr Cgs. APPROVED UNDER THE SUBDIVISION CONTROL LAW, LEXINGTON PLANNING BOARD So' PO C, t�zz % 441s�� r4601 P , 1A V1 16, C- 41 14 S 01 . .... IARGMS 72. '0 PROP 32 5 1, DONNA M. HOOPER, CLERK OF THE TOWN OF LEXINGTON HEREBY CERTIFY THAT THE NOTICE OF APPROVAL OF THIS PLAN BY THE PLANNING BOARD HAS BEEN RECEIVED AND RECORDED AT THIS OFFICE AND NO NOTICE OF APPEAL WAS RECEIVED DURING THE TWENTY DAYS NEXT AFTER SUCH RECEIPT AND RECORDING OF SAID NOTICE. 02 at 02 A 6-2w LEXINGTON TOWN CLERK DATE REVISIONS: No. DATE 1. 12 05 01 DESIGN REVISIONS GENERAL NOTES: 1. ALL UTILITY CONSTRUCTION METHODOLOGIES SHALL CONFORM TO THE TOWN OF LEXINGTON PUBLIC WORKS STANDARDS AND SPECIFICATIONS, THE MASSACHUSETTS HIGHWAY DEPARTMENT'S STANDARD SPECIFICATIONS FOR HIGHWAYS AND BRIDGES OR TO EACH UTILITY PURVEYORS STANDARDS, 2. SEE OTHER SHEETS FOR APPLICABLE NOTES. 3. ALL CONCRETE STRUCTURES TO BE PRE—CAST. 4. ALL DRAINAGE TO BE 12" REINFORCED CONCRETE PIPE, UNLESS OTHERWISE NOTED IN THIS SET OF PLANS. CB1 IS TO BE CONSTRUCTED AS A DOUBLE GRATE CATCH BASIN. SEE DETAILS FOR ADDITIONAL INFORMATION: 5. ALL SEWER SERVICES TO BE 6" SDR 35 PVC PIPING SET AT A MINIMUM SLOPE OF 27. 6. ALL SURFACE UTILITY CASTINGS TO BE BROUGHT TO FINISHED GRADE. 7. LOCATION AND DEPTH OF UNDERGROUND UTILITIES IS APPROXIMATE ONLY, AND IS NOT WARRANTED TO BE CORRECT. UNDERGROUND UTILITIES WERE DIGITALLY COMPILED. ADDITIONAL UTILITIES MAY EXIST WHICH ARE NOT INDICATED ON THESE PLANS. ALL EXISTING UTILITIES SHALL BE VERIFIED FOR SERVICE, SIZE, INVERT ELEVATION, LOCATIONS, ETC. PRIOR TO NEW CONNECTIONS TO OR RELOCATION OF SAME. CONTRACTOR MUST N07IFY DIG—SAFE AT 1-888-344-7233 AT LEAST 72 HOURS PRIOR TO ANY CONSTRUCTION. N077FY COLER & COLANTON10, INC. IN WRITING OF ANY AND ALL DISCREPANCIES PRIOR TO COMMENCING ANY WORK. 8. REFER TO SHEETS C5, C7, C8 AND C9 FOR ADDITIONAL DRAINAGE INFORMA77ON REGARDING INVERT ELEVA77ON AND PIPE SLOPES AND CROSSINGS 9. THERE ARE NO STREET LIGHTS PROPOSED FOR THIS DEVELOPMENT. 10. IMPERVIOUS DAMS SHALL BE INSTALLED AT THE LOCATIONS SHOWN TO PREVENT GROUNDWATER FROM FLOWING THROUGH THE PERSPECTIVE UTILITY TRENCHES. SEE SHEET C9 FOR ADDITIONAL INFORMA77ON FOR THE IMPERVIOUS DAM. COLER & COLAN TON 10 z ENGINEERS AND SCIENTISTS 508-230-9969 45 Eastman Street Fax: 508-230-9979 South Easton, MA 02375 J'AA'A4 BURKE Im A0 CIVIL No.39418 > G/STE lot NAAL TI TLE: UTILITY _PLAN DEFINITIVE SUBDIVISION AARON nn AN ROAD LEXINGTON, MA OWNER /APPLICANT: NEW ENGLAND CONSTRUCTION CORPORATION 405 WALTHAM STREET LEXINGTON, MA 020421 DATE: OCTOBER 10, 2001 COMP./DESIGN: SKG CHECK: JCC / JWB DRAWN: LMB/SKG SCALE: I" = 20' JOB NO.: 40-21.00 DWG NO.: UTIL SHEET- C6 OF C10 20 10 0 20 40