Common use of PORTLAND CEMENT CONCRETE STRUCTURES AND MISCELLANEOUS CONSTRUCTION Clause in Contracts

PORTLAND CEMENT CONCRETE STRUCTURES AND MISCELLANEOUS CONSTRUCTION. Slump KT-21 h As needed to control product, minimum 1 set of Unit Weight KT-20 tests every 50 yd3. Select initial sample from first 2 Air Content KT-18, KT-19, or KT-20 or 3 loads and then on a random basis or as ASTM C 1064-05 conditions indicate. Perform tests with every set of Temperature test cylinders. Cylinders KT-22 Bridge Decks Minimum 1 set of seven 6”x12” cylinders and one 4”x8” cylinder per 100 yd3 or major mix design change Structures Minimum 1 set of 7 per 100 yd3 Sidewalk and Flatwork Minimum 1 set of 7 per 500 yd2 Curb and Gutter Minimum 1set of 7 per 500 lf All cylinders shall be tested for compressive strength in accordance with ASTM C 39-05 at the following intervals: Two cylinders each at 7 days, 14 days, and 28 days. One cylinder shall be reserved for additional testing, if required. Permeability of Concrete ASTM C 1202-97 Bridge Decks One 4”x8” cylinder shall be tested at 28 days using standard moist curing (2 tests per cylinder). Density of Fresh Concrete KT-36 150 yd3 for Bridge Decks, Thin Overlays, and Bridge a,b Deck Surfacing KCMMB Test #1 As specified in a As needed to control product, beginning of every “Procedure for Analysis of project and every 150 cubic yards. Non-Specified Aggregate within Freshly Mixed Concrete” on file with the City Engineer. EXHIBIT C SAMPLING AND TESTING FREQUENCY CHART ITEM CONSTRUCTION OR MATERIAL TYPE TESTS REQUIRED TEST METHOD ACCEPTANCE SAMPLES AND TESTS

PORTLAND CEMENT CONCRETE STRUCTURES AND MISCELLANEOUS CONSTRUCTION. Slump KT-21 h As needed to control product, minimum 1 set of Unit Weight KT-20 tests every 50 yd3. Select initial sample from first 2 Air Content KT-18, KT-19, or KT-20 or 3 loads and then on a random basis or as ASTM C 1064-05 conditions indicate. Perform tests with every set of Temperature test cylinders. Cylinders KT-22 Bridge Decks Minimum 1 set of seven 6”x12” cylinders and one 4”x8” cylinder per 100 yd3 or major mix design change Structures Minimum 1 set of 7 per 100 yd3 Sidewalk and Flatwork Minimum 1 set of 7 per 500 yd2 Curb and Gutter Minimum 1set of 7 per 500 lf All cylinders shall be tested for compressive strength in accordance with ASTM C 39-05 at the following intervals: Two cylinders each at 7 days, 14 days, and 28 days. One cylinder shall be reserved for additional testing, if required. Permeability of Concrete ASTM C 1202-97 Bridge Decks One 4”x8” cylinder shall be tested at 28 days using standard moist curing (2 tests per cylinder). Density of Fresh Concrete KT-36 a,b 150 yd3 for Bridge Decks, Thin Overlays, and Bridge a,b Deck Surfacing KCMMB Test #1 As specified in a As needed to control product, beginning of every “Procedure for Analysis of project and every 150 cubic yards. Non-Specified Aggregate within Freshly Mixed Concrete” on file with the City Engineer. EXHIBIT C SAMPLING AND TESTING FREQUENCY CHART ITEM CONSTRUCTION OR MATERIAL TYPE TESTS REQUIRED TEST METHOD ACCEPTANCE SAMPLES AND TESTS

PORTLAND CEMENT CONCRETE STRUCTURES AND MISCELLANEOUS CONSTRUCTION. Slump KT-21 h As needed to control product, minimum 1 set of Unit Weight KT-20 tests every 50 yd3. Select initial sample from first 2 Air Content KT-18, KT-19, or KT-20 or 3 loads and then on a random basis or as ASTM C 1064-05 conditions indicate. Perform tests with every set of Temperature test cylinders. Cylinders KT-22 Bridge Decks Minimum 1 set of seven 6”x12” cylinders and one 4”x8” cylinder per 100 yd3 or major mix design change Structures Minimum 1 set of 7 per 100 yd3 Sidewalk and Flatwork Minimum 1 set of 7 per 500 yd2 Curb and Gutter Minimum 1set of 7 per 500 lf All cylinders shall be tested for compressive strength in accordance with ASTM C 39-05 at the following intervals: Two cylinders each at 7 days, 14 days, and 28 days. One cylinder shall be reserved for additional testing, if required. Permeability of Concrete ASTM C 1202-97 Bridge Decks One 4”x8” cylinder shall be tested at 28 days using standard moist curing (2 tests per cylinder). Density of Fresh Concrete KT-36 150 yd3 for Bridge Decks, Thin Overlays, and Bridge a,b Deck Surfacing KCMMB Test #1 As specified in a As needed to control product, beginning of every “Procedure for Analysis of project and every 150 cubic yards. Non-Specified Aggregate within Freshly Mixed Concrete” on file with the City Engineer. EXHIBIT C SAMPLING AND TESTING FREQUENCY CHART ITEM CONSTRUCTION OR MATERIAL TYPE TESTS REQUIRED TEST METHOD ACCEPTANCE SAMPLES AND TESTS