515.5.1 General 1 The engineer will measure:
Class II-A, and Bridge Deck Repair Class II-B by the square yard [square meter]. The engineer will measure Bridge Deck Repair Class I-A and Bridge Deck Repair Class I-B for all areas scarified, including the area of Class II repairs. Areas measured as Bridge Deck Repair Class I-B will not be included in the measured quantity of Bridge Deck Repair Class I-A. Areas measured as Bridge Deck Repair Class II-B will not be included in the measured quantity of Bridge Deck Repair Class II-A. When additional removal for relatively high areas is specified by the engineer for Bridge Deck Repair Class I-A, or when the required removal depth for Bridge Deck Repair Class I-B exceeds 1 ¼ in [30 mm], the engineer will measure for payment a second time.
Additional repair up to one-half the original deck thickness will not be measured for payment and is incidental to the hydro-demolition. 2 The department will pay as follows:
Pay Item
Pay Unit
Measure to the Nearest
Pay to the Nearest
Bridge Deck Repair Class I-A Bridge Deck Repair Class I-B Bridge Deck Repair Class II-A Bridge Deck Repair Class II-B Bridge Deck Repair, Hydro-Demolition
SY [m2]
0.1 ft [0.05 m]
SY [m2]
SY [m2]
0.1 ft [0.05 m]
SY [m2]
SY [m2]
0.1 ft [0.05 m]
SY [m2]
SY [m2]
0.1 ft [0.05 m]
SY [m2]
SY [m2]
0.1 ft [0.05 m]
SY [m2]
515.5.2 Referenced Sections for Direct Payment 1 When specified, the engineer will measure and pay for water in accordance with Section
209, Watering.
501
Paint Repair
516.1DESCRIPTION
1 This section describes the requirements for paint repair on structural steel.
516.2MATERIALS
1 Provide materials in accordance with the following:
Material
Subsection
Paint
809
516.3EQUIPMENT—Vacant
516.4CONSTRUCTION
1 Clean and paint deteriorated paint systems on existing structural steel to limits specified.
When required, paint steel piling after exposing to 12 in [300 mm] below ground. Clean and paint from this point to the bottom of the pile cap. 2 Prepare structural steel surfaces for painting in the following sequence:
deep rust pitting, loose paint, or built-up foreign matter.
with cleaning solvent.
other contaminants from steel areas. Use a minimal amount of water for cleaning. Obtain the engineer’s approval for cleaning by other methods.
be used to accelerate drying.
Ensure that the final prepared surface is free of oil, grease, dirt, soluble contaminants, moisture, rust scale, loose mill scale, loose rust, and loose paint or coatings. Tight mill scale and tightly adhered rust, paint, and coatings may remain.
Paint structural steel in accordance with Subsection 501.4.2.8.3, Field Paint Application, for the type of paint system selected, using the color specified.
502
Paint Repair