930.3(c) 930.3(g) or sign installations that are permanently removed become the property of the Contractor unless indicated otherwise. Remove foundations to a minimum 12 inches below final grade.
trees, or branches, which obstruct the clear view of signs being placed.
unsuitable materials.
signs, as indicated.
following:
• location of sign by plan station;
• lateral offset from pavement edge to sign edge;
• sign size (width and height);
• exit panel sign size (width and height);
• number of post supports and sections;
• post heights, measured from bottom of post base plate to post top;
• measured distance from reference line elevation at pavement edge to foundation top;
• steel finned pipe foundation design; or
• footing base type design and reinforcing steel; and
• bracket identification number and quantity.
Replace galvanized parts or members damaged in transition or erection with new material having properly galvanized surfaces. Repair damage to galvanized surfaces that does not exceed 2% per linear foot of the total surface area according to ASTM A780 and as specified in Section 910.3(r).
2.a Cast -in-Place Foundations. Excavate for the foundation, then position the posts and connections with the post flange faces aligned in the same plane. Place concrete against undisturbed earth, as specified in the applicable parts of Section 1001.3. Form the top 12 inches of foundatio ns.
2.b Steel Finned -Pipe Foundations. Install foundation and provide installation report prepared by Technical Assistant, according to the drawing and manufacturer’s recommendations.
• Technical Assistant. Provide a certified designer/installer to be present at the project site to assist the Contractor and Representative if unusual problems or special circumstances arise. Furnish evidence of the designer/installer’s certification from the steel finned -pipe foundation supplier to the Representative before the start of work.
930.3(h) 930.4(c) 225 inch-pounds of torque to each galvanized nut with the threads dry, clean, and unlubricated. Attach the sign to posts with twist -