Specifications include, but are not limited to: CONCRETE SPECIFICATIONS FOR CITY SIDEWALKS; PSI 4000 PSI; CEMENT CONTENT: 564 LBS. MINIMUM; FLY ASH: ALLOWED UP TO 20% (PRIOR APPROVAL BY DPW REQUIRED); AGGREGATE SIZE: #7, #57 OR #67; AIR CONTENT: 5% TO 8%; W/C RATIO: 0.45%; SLUMP: 2” TO 4”; SLUMP WITH MRWR: 4” TO 6” (MID RANGE WATER REDUCER); MIX DESIGN: SUBMITTAL REQUIRED; CONCRETE SPECIFICATIONS FOR CITY BASE; PSI 4000 PSI; CEMENT CONTENT: 564 LBS. MINIMUM; FLY ASH: ALLOWED UP TO 20%; (PRIOR APPROVAL BY DPW REQUIRED); AGGREGATE SIZE: #57 OR #67; AIR CONTENT: 5% TO 8%; W/C RATIO: 0.45%; SLUMP: 2” TO 4”; SLUMP WITH MRWR: 4” TO 6”; (MID RANGE WATER REDUCER); MIX DESIGN: SUBMITTAL REQUIRED; SPECIFICATIONS FOR THE NYSDOT CLASS A CONCRETE; Shall meet the NYSDOT standard specifications, including the most current revisions at the time of the bid, for NYSDOT Class A concrete. 1. 250 YDS. SIDEWALK MIX 4000 PSI; 2. 300 YDS. CITY BASE MIX 4000 PSI; 3. 15 YDS. FLOWABLE FILL 40-100 PSI; 4. 10 YDS. COMMERCIAL GRADE FIBER REINFORCEMENT; 5. 100 YDS. NYSDOT CLASS A CONCRETE
