Jul 10 2020 · AIM OF THE EXPERIMENT To determine the gradation of coarse aggregate by sieve analysis CODE OF REFERENCE IS 383 1970 Specification of coarse aggregate and fine aggregate from natural sources for concrete CED 2 Cement and Concrete APPARATUS USED Weight pan IS Sieve of sizes – 40 mm 20 mm 10 mm 475 mm Round ... As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan.
Jul 10 2020 · AIM OF THE EXPERIMENT To determine the gradation of coarse aggregate by sieve analysis CODE OF REFERENCE IS 383 1970 Specification of coarse aggregate and fine aggregate from natural sources for concrete CED 2 Cement and Concrete APPARATUS USED Weight pan IS Sieve of sizes – 40 mm 20 mm 10 mm 475 mm Round
AIM OF THE EXPERIMENT To determine the gradation of coarse aggregate by sieve analysis CODE OF REFERENCE IS 383 1970 Specification of coarse aggregate and fine aggregate from natural sources for concrete CED 2 Cement and Concrete APPARATUS USED Weight pan IS Sieve of sizes – 40 mm 20 mm 10 mm 475 mm Round pans to fit sieve
Coarse aggregates are any particles greater than 019 inch but generally range between 38 and 15 inches in diameter Gravels constitute the majority of coarse aggregate used in concrete with crushed stone making up most of the remainder Natural gravel and sand are usually dug or dredged from a pit river lake or seabed
Approved List Sources of Fine Coarse Aggregates The Materials Bureau also maintains the Materials and Equipment Approved List Contacts Regional Offices Material Engineers Materials Supplier Viewer Approved Aggregate Sources The Materials Supplier Viewer contains the NYSDOTApproved Sources of Aggregate for hot mix asphalt and portland cement concrete
D75 Practice for Sampling Aggregates E11 Specification for Woven Wire Test Sieve Cloth and Test Sieves AASHTO Standard AASHTO No T27 Sieve Analysis of Fine and Coarse Aggregates Available from American Association of State Highway and Transportation Officials 444 North Capitol St NW Suite 225 Washington DC 20001
To establish suitability for use in Agency concrete MnDOT performs concrete aggregate property testing on fine and coarse aggregate sources in accordance with MnDOT Specifications 3126 3131 and 3137
FineAggregate Grading Grading Requirements of ASTM C 33 or AASHTO M 6M 43 permit a relatively wide range in fineaggregate gradation but specifications by other organizations are sometimes more restrictive The most desirable fineaggregate grading depends on the type of work the richness of the mixture and the maximum size of coarse
C Aggregates for Optimized Gradation 1 Coarse Aggregate Requirements a Coarse aggregate includes all aggregate particles greater than or retained on the ½inch sieve b The physical requirements for coarse aggregate are as specified in Table 9022 for Class 6AAA and the following i Maximum 24 hour soak absorption of 250 percent ii
Gradation Charts The charts below show typical gradations of various products based on required specifications from agencies and organizations such as state DOTs AASHTO etc AntiSkid Coarse Aggregates Fine Aggregates MicroSurfacing Rip Rap
sources of coarse and fine aggregate approved 381988 revised 762020 page 7 of 62 id number source namelocation loose unit mass kgm 3 lbsft 3 bulk specific gravity bulk specific gravity ssd absorption sand equiv number uncompacted voids 1722j 11964 good hope contracting co
