505 E Central Ave #B - DEF 1 - Plan

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO.: XX-XXXX PROJECT TITLE 187 Section 302-6.4.4 entitled "Final Finishing" of the Standard Specifications shall be modified as follows: Delete all reference to wetted burlap. Final finish of the surface shall be textured by stiff broom process that will produce scoring perpendicular to the centerline of the street, performed at a time and in a manner to produce a hardened surface have a coefficient of friction of not less than 0.38 as determined by California Test 342. Curing to be applied immediately following broom process. Concrete shall be high early strength concrete, treated in accordance with section 201-1 to obtain (7) day compressive strength in (3) days. The concrete shall be immediately protected upon its installation and no vehicular traffic will be permitted thereon for the next (3) days 7.14 BUTTERFLY VALVES Butterfly valves shall conform to the City's Standard Specifications and AWWA C504. Butterfly valves shall be rated at 150 psi working pressure and hydrostatically tested at 200 psi. All valves shall be factory epoxy lined and coated. Epoxy lining shall be 15 mils of keysite 740. All work shall conform to City of Santa Ana Standard Plan No. 1411. All butterfly valves shall be rubber seated in accordance with ANSI/AWWA C504-87. Valve shafts shall be stainless steel ASTM 276, Type 304. All buried valves shall have operators specifically designed for buried service. These operators shall be lubricated for the life of the valve. Buried valves shall be installed in accordance with City of Santa Ana Standard Plan No. 1411. Butterfly valves shall be Pratt, Mueller, M & H or approved equivalent. Opening Direction: Valves shall open by turning counterclockwise. 4-inch through 20-inch butterfly valves shall have gear actuators of the “traveling nut type”. Traveling nut actuators shall be furnished on all valves in this size range unless torque or pressure conditions dictate a “worm gear type”. Traveling nut type actuators shall withstand 450 foot pounds of input torque against the stop limiting devices without causing damage. Signed factory compliance shall accompany submittals stating that these specifications and applicable standards have been adhered to. All exposed threaded parts, including cap screws, case bolts, carriage bolts, cover screws, machine screws, set screws, bonnet bolts on the housing or any other exterior location on the actuator, its cover or housing shall be Type 316 stainless steel. Travel nut gear actuators shall be Prat MDT, Mueller MDT, or approved equal. 505 E Central Ave #B11/6/2024