General Maintenance of Yellow Bronze and White Bronze

Procedure code:

501009S

Source:

National Capitol Region Specifications

Division:

Metals

Section:

Metal Materials

Last Modified:

01/04/2018

PART 1---GENERAL

1.01 SUMMARY

1. This procedure includes guidance on the routine monthly maintenance of exterior and interior architectural bronze components.

PART 2---PRODUCTS

2.01 MANUFACTURERS

1. Industrial Soap Co.

2.02 MATERIALS

1. Non-ionic Detergent: A controlled suds, silicate buffered, non-ionic, rinseless-type synthetic detergent, containing no soap, alkali, solvents, abrasives, acids or caustics such as Zyfo cleaner concentrate (Industrial Soap Co.), or approved equal.

2. Water shall be clean, potable, non-staining and free of materials detrimental to all surfaces to be cleaned.

3. Cloth: Clean, cotton waste.

PART 3---EXECUTION

3.01 ERECTION, INSTALLATION, APPLICATION

1. This procedure should be carried out by janitorial services, supervised by the Contracting Officer s representative. Anything beyond cleaning should be referred to the metal conservator for immediate repair.

2. For regular monthly maintenance and cleaning of the architectural bronze, apply a non-ionic detergent to all surfaces using a sponge.

3. Thoroughly rinse the surfaces with water and dry with a clean dry cloth.

4. Protect all surrounding materials from water damage.