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Home My WebLink AboutRS-713CBORING • T OP OF :a• BOR 8 BLOWS REQUIRED TO PENETRATE EACH SIX INCH CHANGE IN ELEVATION USING A 140 POUND WEIGHT FALLING 30 INCHES BLOWS REQUIRED TO PENETRATE EACH SIX INCH CHANGE IN ELEVATION USING A 300 POUND WEIGHT FALLING 24 INCHES FIGURE WHEN BELOW BEDROCK INDICATES THE MINUTES REQUIRED TO PENETRATE DEPTH AS MARKED OF ROCK USING STANDARD PROCEDURES NOTE: FOR DRILLER'S NAME, SOILS ENCOUNTERED AND OTHER PERTINENT DATA SEE BORING LOGS BOUND IN SPECIFICATIONS 4 RA 7 7 13 GROUNDWATER LEVEL AND DEPTH FROM TOP OF BORING —2.0' (NO WATER WAS ENCOUNTERED IF NO SYMBOL IS PRESENT) = . 24 3.0' 14' — 22` SOIL STRATA CHANGE AND DEPTH FROM TOP OF BORING —5.0' 6.5' "BEDROCK" INDICATES BORING WAS MADE IN ROCK BOTTOM 8.0' INDICATES DEPTH OF BORING 1. THE CONTRACTOR SHALL CALL DIGSAFE AT 1 -800- 322 -4844 AT LEAST 72 HOURS, SATURDAYS, SUNDAYS, AND HOLIDAYS EXCLUDED, PRIOR TO EXCAVATING AT ANY LOCATION. A COPY OF THE DIGSAFE PROJECT REFERENCE NUMBER(S) SHALL BE GIVEN TO THE OWNER PRIOR TO EXCAVATION, 2. LOCATIONS OF EXISTING PIPES, CONDUITS, UTILITIES, FOUNDATIONS AND OTHER UNDERGROUND OBJECTS ARE NOT WARRANTED TO BE CORRECT AND THE CONTRACTOR SHALL HAVE NO CLAIM ON THAT ACCOUNT SHOULD THEY BE OTHER THAN SHOWN. 3. STONE WALLS, FENCES, MAIL BOXES, SIGNS, CURBS, LIGHT POLES, ETC.. SHALL BE REMOVED AND REPLACED AS NECESSARY TO PERFORM THE WORK. UNLESS OTHERWISE INDICATED, ALL SUCH WORK SHALL BE INCIDENTAL TO CONSTRUC11ON OF THE PROJECT. 4. ALL PAVEMENT DISTURBED BY THE CONTRACTOR'S OPERATIONS SHALL BE REPLACED IN ACCORDANCE WITH THE SPECIFICATIONS AND AS SHOWN ON THE DRAWINGS, 5. ALL AREAS DISTURBED BY THE CONTRACTOR BEYOND PAYMENT LIMITS SHALL BE RESTORED AT NO ADDITIONAL COST TO THE OWNER. 6. CONCRETE CRADLES OR ARCHES SHALL BE CONSTRUCTED WHERE SHOWN ON THE DRAWINGS OR WHERE DIRECTED BY THE ENGINEER. UNLESS OTHERWISE INDICATED, CONCRETE USED FOR PIPE ANCHOR BLOCKS, BACKING, PIPE CRADLES, ARCHES, AND FILL SHALL HAVE A MINIMUM COMPRESSIVE STRENGTH OF 3000 PSI AT 28 DAYS. 7. CONCRETE THRUST BLOCKS, ANCHOR BLOCKS, OR APPROVED JOINT RESTRAINT METHODS SHALL BE PROVIDED FOR FORCE MAINS WHERE ANY BENDS, TEES, PLUGS, OR WYES ARE INSTALLED. FOR THRUST BLOCK DETAILS AND MINIMUM BLOCK BEARING AREAS, SEE DETAILS. 8. THE CONTRACTOR SHALL NOT STORE ANY APPARATUS, MATERIALS, SUPPLIES, OR EQUIPMENT ON DRAINAGE STRUCTURES OR WITHIN 100 FEET OF WETLANDS, SEE SPECIFICATIONS. 9. FILL CONCRETE IS TO HAVE A ;MINIMUM COMPRESSIVE STRENGTH OF f'c =3,OOOpSi ALL OTHER CONCRETE IS TO HAVE A MINIMUM COMPRESSIVE STRENGTH OF f'c= 4,000psi. 10. THE CONTRACTOR SHALL INSTALL THE EROSION CONTROL DEVICES BEFORE BEGINNING OTHER WORK ON THE SITE. 11. ELEVATIONS REFERENCED ARE NATIONAL GEODETIC VERTICAL DATUM (NGVD), FORMERLY U.S. COAST AND GEODETIC SURVEY DATUM OF 1929. 12. EXISTING UTILITY AND PROPERTY LINE INFORMATION, TOPOGRAPHIC INFORMATION, EDGE OF PAVEMENT, UTILITY POLE LOCATIONS, AND LOCATIONS OF EXISTING ABOVE GROUND STRUCTURES WERE TAKEN FROM PLANS SUPPLIED BY THE TOWN OF LEXINGTON, MASSACHUSETTS. LEGEND DESCRIPTION EXISTING PROPOSED SANITARY SEWER — 10 "s Pvc — WATER MAIN 6 11w STORM DRAIN — 18 "D RC — FORCE MAIN —6 " FM DI GAS 4 "G ELECTRIC — E - TELEPHONE T SANITARY SEWER MANHOLE O sMH STORM DRAIN MANHOLE O sDMH ELECTRICAL MANHOLE TELEPHONE MANHOLE CATCH BASIN ED HYDRANT MH GATE VALVE CHECK VALVE REDUCER CAP OR PLUG GAS GATE VALVE O UTILITY POLE TRAFFIC LIGHT STREET LIGHT d EDGE OF PAVEMENT EDGE OF UNPAVED ROAD CURB (GRAN, CONC, OR BITUM) GC, cc, BC SIDEWALK (CONC. OR BITUMIN.) c oNC sw. eiT s RAILROAD STONE WALL FENCE _ RETAINING WALL RET wa�� INDIVIDUAL DECIDUOUS TREE INDIVIDUAL EVERGREEN TREE TREE LINE SURVEY MARKER o PROPERTY LINE PC EASEMENT LINE LIMIT OF WORK ' APPROX. LIMIT OF REFUSE SPOT ELEVATIONS X 141.5 X 141.5 CONTOUR LINES 56 56 --- BUILDING NUMBER # 35 l WETLAND y RIP RAP STATE HIGHWAY STATION o GUARD POST A BOLLARD O B SIGN 0 s BORING ® B -10 Q4B -11 GROUNDWATER MO NITORING WELL ®ws -� (D WS-1 HAY BALES AND SILT FENCE ROCK OUTCROP DRAINAGE DITCH / SWALE - BORING • T OP OF :a• BOR 8 BLOWS REQUIRED TO PENETRATE EACH SIX INCH CHANGE IN ELEVATION USING A 140 POUND WEIGHT FALLING 30 INCHES BLOWS REQUIRED TO PENETRATE EACH SIX INCH CHANGE IN ELEVATION USING A 300 POUND WEIGHT FALLING 24 INCHES FIGURE WHEN BELOW BEDROCK INDICATES THE MINUTES REQUIRED TO PENETRATE DEPTH AS MARKED OF ROCK USING STANDARD PROCEDURES NOTE: FOR DRILLER'S NAME, SOILS ENCOUNTERED AND OTHER PERTINENT DATA SEE BORING LOGS BOUND IN SPECIFICATIONS 4 RA 7 7 13 GROUNDWATER LEVEL AND DEPTH FROM TOP OF BORING —2.0' (NO WATER WAS ENCOUNTERED IF NO SYMBOL IS PRESENT) = . 24 3.0' 14' — 22` SOIL STRATA CHANGE AND DEPTH FROM TOP OF BORING —5.0' 6.5' "BEDROCK" INDICATES BORING WAS MADE IN ROCK BOTTOM 8.0' INDICATES DEPTH OF BORING 1. THE CONTRACTOR SHALL CALL DIGSAFE AT 1 -800- 322 -4844 AT LEAST 72 HOURS, SATURDAYS, SUNDAYS, AND HOLIDAYS EXCLUDED, PRIOR TO EXCAVATING AT ANY LOCATION. A COPY OF THE DIGSAFE PROJECT REFERENCE NUMBER(S) SHALL BE GIVEN TO THE OWNER PRIOR TO EXCAVATION, 2. LOCATIONS OF EXISTING PIPES, CONDUITS, UTILITIES, FOUNDATIONS AND OTHER UNDERGROUND OBJECTS ARE NOT WARRANTED TO BE CORRECT AND THE CONTRACTOR SHALL HAVE NO CLAIM ON THAT ACCOUNT SHOULD THEY BE OTHER THAN SHOWN. 3. STONE WALLS, FENCES, MAIL BOXES, SIGNS, CURBS, LIGHT POLES, ETC.. SHALL BE REMOVED AND REPLACED AS NECESSARY TO PERFORM THE WORK. UNLESS OTHERWISE INDICATED, ALL SUCH WORK SHALL BE INCIDENTAL TO CONSTRUC11ON OF THE PROJECT. 4. ALL PAVEMENT DISTURBED BY THE CONTRACTOR'S OPERATIONS SHALL BE REPLACED IN ACCORDANCE WITH THE SPECIFICATIONS AND AS SHOWN ON THE DRAWINGS, 5. ALL AREAS DISTURBED BY THE CONTRACTOR BEYOND PAYMENT LIMITS SHALL BE RESTORED AT NO ADDITIONAL COST TO THE OWNER. 6. CONCRETE CRADLES OR ARCHES SHALL BE CONSTRUCTED WHERE SHOWN ON THE DRAWINGS OR WHERE DIRECTED BY THE ENGINEER. UNLESS OTHERWISE INDICATED, CONCRETE USED FOR PIPE ANCHOR BLOCKS, BACKING, PIPE CRADLES, ARCHES, AND FILL SHALL HAVE A MINIMUM COMPRESSIVE STRENGTH OF 3000 PSI AT 28 DAYS. 7. CONCRETE THRUST BLOCKS, ANCHOR BLOCKS, OR APPROVED JOINT RESTRAINT METHODS SHALL BE PROVIDED FOR FORCE MAINS WHERE ANY BENDS, TEES, PLUGS, OR WYES ARE INSTALLED. FOR THRUST BLOCK DETAILS AND MINIMUM BLOCK BEARING AREAS, SEE DETAILS. 8. THE CONTRACTOR SHALL NOT STORE ANY APPARATUS, MATERIALS, SUPPLIES, OR EQUIPMENT ON DRAINAGE STRUCTURES OR WITHIN 100 FEET OF WETLANDS, SEE SPECIFICATIONS. 9. FILL CONCRETE IS TO HAVE A ;MINIMUM COMPRESSIVE STRENGTH OF f'c =3,OOOpSi ALL OTHER CONCRETE IS TO HAVE A MINIMUM COMPRESSIVE STRENGTH OF f'c= 4,000psi. 10. THE CONTRACTOR SHALL INSTALL THE EROSION CONTROL DEVICES BEFORE BEGINNING OTHER WORK ON THE SITE. 11. ELEVATIONS REFERENCED ARE NATIONAL GEODETIC VERTICAL DATUM (NGVD), FORMERLY U.S. COAST AND GEODETIC SURVEY DATUM OF 1929. 12. EXISTING UTILITY AND PROPERTY LINE INFORMATION, TOPOGRAPHIC INFORMATION, EDGE OF PAVEMENT, UTILITY POLE LOCATIONS, AND LOCATIONS OF EXISTING ABOVE GROUND STRUCTURES WERE TAKEN FROM PLANS SUPPLIED BY THE TOWN OF LEXINGTON, MASSACHUSETTS.