CATEGORY 800 TRAFFIC SECTION 824 — MODIFY EXISTING SIGN MESSAGES
824.01 Description
Remove existing and add new sign copy, shields, and arrows for existing signs, or overlay existing sign messages.
824.02 Materials
Reflective and Nonreflective Sheeting and Copy 950.03 Sign Materials 950.08
824.03 Construction
824.03.01 Modifying Signs with Demountable Copy. Remove existing copy or shields
carefully. Prior to installing the new material, clean the sign background material thoroughly using mild detergent and water. When specified, cover existing demountable copy with sheet aluminum at least 0.040 in. thick. The overlay shall have the same background and copy as the sign.
824.03.02 Modifying Signs with Direct Applied Copy. When specified, cover existing copy
with sheet aluminum at least 0.040 in. thick. The overlay shall have the same background and copy as the sign. Direct applied overlays may be used for minor modifications to sign messages according to the manufacturer’s recommendations.
824.04 Measurement and Payment
The payment will be full compensation for all material, labor, equipment, tools, and incidentals necessary to complete the work.
824.04.01 Modify Message on Existing Ground Mounted or Overhead Signs will be measured
and paid for at the Contract unit price per each removed or each installed character for the type of sign installation specified. Characters include shields, arrows, and sign copy. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS
824.04.02 Overlay Existing Ground Mounted or Overhead Signs will be measured and paid for at
the Contract unit price per square foot, removed or installed for the type of sign specified. 825 — CUTTING AND CAPPING MAST ARMS AND POLES and incidentals necessary to complete the work. 2025 STANDARD SPECIFICATIONS FOR CONSTRUCTION AND MATERIALS CATEGORY 800 TRAFFIC SECTION 825 — CUTTING AND CAPPING MAST ARMS AND POLES
825.01 Description
Cut, clean, galvanize, and cap mast arms, mast arm poles, pedestal poles, and strain poles.
825.02 Materials
Cold Galvanizing Compound A780
825.03 Construction
Galvanized parts that have been cut or chipped to bare metal shall be repaired according to A780. Saw cut the pole or mast arm to the required length. Clean the area inside and outside with a wire brush. Spray cold galvanizing compound on the affected area. Place an end cap of matching size.
825.04 Measurement and Payment
Cutting and Capping of Mast Arms and Poles will be measured and paid for at the Contract unit price per each. The payment will be full compensation for all material, labor, equipment, tools,