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Historic Preservation - Technical Procedures

Spectitle:

General Maintenance Of Yellow Bronze And White Bronze

Procedure code:

0501009P

Source:

National Capitol Region Specifications

Division:

Metals

Section:

Metal Materials

Last Modified:

02/24/2012

Details:

General Maintenance Of Yellow Bronze And White Bronze



GENERAL MAINTENANCE OF YELLOW BRONZE AND WHITE BRONZE


PART 1---GENERAL

1.01 SUMMARY

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


PART 2---PRODUCTS

2.01 MANUFACTURERS

    A.   Industrial Soap Co.
         2930 Market Street
         St. Louis, MO 63103
   
2.02 MATERIALS

    A.   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.
   
    B.   Water shall be clean, potable, non-staining and free of
         materials detrimental to all surfaces to be cleaned.
   
    C.   Cloth: Clean, cotton waste.
   

PART 3---EXECUTION

3.01 ERECTION, INSTALLATION, APPLICATION

    A.   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.
   
    B.   For regular monthly maintenance and cleaning of the
         architectural bronze, apply a non-ionic detergent to all
         surfaces using a sponge.
         
    C.   Thoroughly rinse the surfaces with water and dry with a
         clean dry cloth.
         
    D.   Protect all surrounding materials from water damage.

                             END OF SECTION