UFC 3-120-01
FEBRUARY 6 2003
12.10.1.3. Two color coats of enamel shall be applied and baked according to the
manufacturer's instructions for the substrate specified. Baked enamel coatings on aluminum
shall conform to the Architectural Aluminum Manufacturing Association's voluntary
specification 603.8. Baked enamel coatings on steel shall conform to Military Specification
MIL-E- 480A.
12.10.2. Inks. Inks furnished under this specification shall be products that are qualified for
listing on the applicable GSA Qualified Products List. Colors shall conform to Federal Standard
No. 595a in paragraph 2.18 of this pamphlet.
12.10.2.1. Silk-screen ink, whether transparent or opaque, shall be supplied by a
manufacturer with experience in production of such inks for the materials and surfaces
specified.
12.10.2.2. No ink shall be used that will fade, discolor or delaminate as a result of exposure
to ultraviolet light. All inks shall be applied evenly without pinholes, scratches or application
marks.
12.10.2.3. Surface pre-treatment shall be applied as recommended by the manufacturer.
12.10.3. Reflective Sheeting. Reflective sheeting shall conform to Federal Highway
Administration standard FP-79 Table IV (Engineer Grade) reflective sheeting. Colors shall be as
shown in paragraph 2.18 of this pamphlet. The sheeting shall include a pre-coated pressure
sensitive adhesive backing (Class 1) or a tack free heat activated adhesive backing (Class 2). The
sheeting shall be of such quality and type that it can be applied without additional adhesive coats
on either the backing or the application surface. FP-79 Table V (High Intensity) reflective
sheeting may be used on selected regulatory signs in area where the degree of hazard or potential
hazard is greater than normal.
12.10.4. Vinyl Sheeting. Non-reflective vinyl sheeting shall have a .003 mil to .006 mil film
thickness and shall conform to Military Specification M43719A. The colors shall be as shown in
paragraph 2.18 of this pamphlet. The sheeting shall include a pre-coated pressure sensitive
adhesive backing (Class 1) or a tack-free heat activated adhesive backing (Class 2). The sheeting
shall be of such quality and type that it can be applied without additional adhesive coats on either
the backing or the application surface.
12.11. Materials.
12.11.1. Aluminum. All aluminum for signposts shall be 6061-T6 alloy with mill finish.
Aluminum for extrusions shall be 6063-T5 or 6063-T6 with mill finish in accordance with
ASTM-B221. All aluminum sheeting shall be 6061-T6 with mill finish in accordance with
ASTM-B209. Aluminum shall be of the best commercial quality and the various forms shall be
straight and true. There shall be no scratches, scars, creases or buckles.
12.11.1.1. Prior to application of baked enamel finish, surface shall be cleaned and primed
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