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HomeMy Public PortalAboutMariners Island Boulevard Modification1 GENERAL NOTES THE WORK EMBRACED HEREIN SHALL BE DONE ACCORDING TO THE APWA-AGC STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION, 1982 EDITION, AS AMENDED BY THE 1983 SUPPLEMENT, AND ALL ADDENDA THERETO. 2. THE CONTRACTOR WARRANTS AND GUARANTEES THAT ALL MATERIAL AND EQUIP- MENT USED OR FURNISHED AND ALL WORKMANSHIP ARE OF THE TYPE AND QUALITY SPECIFIED HEREIN. THE CONTRACTOR FURTHER GUARANTEES THAT ANY LATENT FAULT IN CONSTRUCTION OR DEFECTIVE MATERIAL DISCOVERED WITHIN ONE YEAR AFTER ACCEPTANCE OF WORK SHALL BE REMEDIED BY HIM WITHOUT COST TO THE CITY. 3. THE CONTRACTOR SHALL BE RESPONSIBLE TO LOCATE UNDERGROUND INSTALLATIONS TO BE: P.G. & E., P.T. & T., ESTERO SANITARY. FOR REQUESTING UTILITY COMPANIES : UTILITY COMPANIES ARE CONSIDERED M.I.D., PENINSULA CABLE T.V., CITY 4. WHEN PAYMENT FOR A WORK ITEM IS TO BE MADE ON A TONNAGE BASIS, THE CONTRACTOR SHALL FURNISH A LICENSED WEIGH -MASTER'S CERTIFICATE. 5. P.C.C. CONCRETE SHALL BE 520-C-2500, 4" MAXIMUM SLUMP. 6. ASPHALT CONCRETE FOR LEVELING SHALL BE TYPE 1 -B -AR -4000. 7. THE CONTRACTOR SHALL REMOVE ALL OFF -HAUL MATERIALS FROM THE SITE. THE CONTRACTOR WILL NOT BE PERMITTED TO DEPOSIT CONCRETE OFF -HAUL MATERIALS AT THE FORMER CITY DUMP SITE. NO EXTRA COMPENSATION WILL BE GIVEN FOR THIS WORK BUT SHALL BE CONSIDERED AS INCORPORATED IN THE UNIT PRICE BID FOR REMOVAL OF CONCRETE, AC, AND BASE MATERIAL. 8. PRIOR TO PLACEMENT OF CLASS A TOP SOIL, PER SECTIONS 212 and 308, THE CONTRACTOR SHALL SCARIFY THE EXISTING SUBGRADE TO A DEPTH OF 6". NO EXTRA COMPENSATION WILL BE GIVEN FOR THIS WORK. 9. CONSTRUCT F-3 CATCH BASIN AT LOWEST ELEVATION IN AREA SHOWN ON PLANS. STORM DRAIN MANHOLE TO BE CONSTRUCTED 4' FROM CONCRETE GUTTER. R.C.P. BETWEEN CATCH BASIN AND MANHOLE TO BE INSTALLED WITH ADEQUATE FLOW. 0. THE CONTRACTOR SHALL PROVIDE A "FAITHFUL PERFORMANCE BOND" FOR 100 PER- CENT OF THE CONTRACT PRICE TO GUARANTEE FAITHFUL PERFORMANCE OF ALL WORK, WITHIN THE TIME PRESCRIBED, IN A MANNER SATISFACTORY TO THE CITY, AND THAT ALL MATERIALS AND WORKMANSHIP WILL BE FREE FROM ORIGINAL OR DEVELOPED DEFECTS. 11. TO ENSURE PERFORMANCE, CITY RESERVES THE RIGHT TO RETAIN TEN PERCENT (10%) OF THE CONTRACT PRICE FOR 35 DAYS AFTER IT RECQRDS THE NOTICE OF COMPLETION. HOWEVER, PURSUANT TO GOVERNMENT CODE S4590, THE CONTRACTOR MAY SUBSTITUTE SECURITIES FOR SAID TEN PERCENT (10%) RETENTION. THE PROVISIONS OF §4590 ARE HEREBY EXPRESSLY MADE A PART OF THE CONTRACT. 12. THE CONTRACTOR IS RESPONSIBLE FOR FURNISHING AND INSTALLING ALL MATERIALS MENTIONED IN THESE NOTES AND SHOWN ON THESE DRAWINGS. ALL LABOR, EQUIPMENT OR MATERIAL NECESSARY FOR PROPER INSTALLATION OF THE SPECIFIED COMPONENTS OF THIS PROJECT SHALL BE FURNISHED BY THE CONTRACTOR. NO LABOR, EQUIPMENT OR MATERIAL FOR THIS PROJECT WILL BE FURNISHED BY THE CITY OF SAN MATEO. 13. THE CONTRACTOR SHALL COMPLETE THIS PROJECT IN A CONTINUOUS AND WORKMANLIKE MANNER. THE TIME ALLOWED FOR THE COMPLETION OF THIS PROJECT IS FORTY-FIVE (45) DAYS AFTER THE AWARD OF THE CONTRACT AFTER THE CONTRACTOR HAS COMMENCED OPERATIONS AT THE SITE, HE SHALL HAVE FIFTEEN (15) WORKING DAYS TO COMPLETE THIS PROJECT. 14. THE CITY OF SAN MATEO STANDARD DRAWINGS ARE MADE A PART OF THESE PLANS. THE FOLLOWING SPECIFIC DRAWINGS APPLY: 104a, 106, 121, 125, 133, 141, 147, 153, 156. EXISTING LANDSCAPED AREA Remove existing curb, gutter &sidewalk A.C. & base material Existing R.C.P. to remain ,Modify catch basin as (DETAIL"Inshown.„ \ _ CONpF//O�RM z>--------C-1.r--6-i-__ l4 Fa MOi • E5)r�� T O.V . ---z- ___, G• ey��S'r�IN9 ot0 ut 9091 m C IN o�toTm % C I°1 �lC 601 ` 6a PrOg P ��Otkl° O l `' N\da coS,�p�° 1a09 �M Od�ep GO t ZO eS c Me.- 4 9 • _ ',cruet - Sotto d ea" 0/ a _ �n� M Q R / --------_GOO _� sysi.00'ssSot. n5. 9y o13NO EGG\Cv 9619, N ‘‘ F'3 �" E R.S ��5_ /h//,S�t3G{ a N Install Class A topsoil to (Slope toward C.B.) match existing gra cr W SQ Cr a H Existing 24" Sonitory Line PO Existing curb,gutter Si sidewalk Conform Place AC varies 0-4" Construct curb utter & side- walk (conform to back of drwy a sidewalk) 4? QCOR,y \\ 1 -44 EXISTING G-3 CATCH BASIN REMOVE -6 - Min. Construct concrete closure s4 Bars 12" long at 12" spacing 6 10 -J1 -its pe 3" Promo & a*- See Not I cce of angle ;" ti tone of Curb Concrete 3"±Rad; Subgra dt .... un difturt: r earth or cn,sheef ro DETAIL "A" NT.S. LOCATION MAP Scale 1":1200' PRIMTs NOT REARU E nus s1AM *0 111S81EIE FOR CONTRACT NOOSES -61 INSTALL TQPSOIL —He TO WITHIN I OF 70P OF CU III III �. O �iin�r 1110�IIII� 12" CONSTRUCT CON CRETE CURB S GUTTER DETAIL °B° N.T.S. SLOPE oFT O PROJECT LOCATION " EXISTING A.C. REVISION NO. DESCRIPTION DRAWN BY CHECKED BY APPROVED BY DATE IMPROVEMENT PLAN MARINER'S ISLAND BLVD. MODIFICATION Access To Lift Station at 635 Mariner's Island Boulevard CITY OF SAN MATEO SAN MATEO, CALIFORNIA A PROJECT ENGINEER APPROVED /Z 7 DA E /t/etas DAT SCALE IN= 20' BOOK NO. 263 DRAWN BY GBM PLAN CASE 4 DATE DEC. 83 DRAWER 25 SET 76 CITY ENGI EER APP ROV EO DIR C D E TOR OF P I ORKS AT SHEET I OF I