32 31 19 13 OrnSteel SwingGate Secure Weld Plus

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					                                                             SECTION 32 31 19.13
                                                  Ornamental Picket Swing Gates
                                                                             ®
                                                              Secure-Weld Plus


PART 1 GENERAL


1.01      SECTION INCLUDES


     A. Ornamental picket swing gates

1.02      SUBMITTALS


     A. Changes in specifications may not be made after the published date of bid. All submittals of substitutions
          must be approved before bid date.


     B. Shop drawing of fences and gates with all dimensions, details, and finishes. Drawings must include post
          foundations.


     C. Product data: Manufacturer's catalog cuts indicating materials and that all conditions of the specifications
          have been met.

PART 2 PRODUCTS


2.01      MANUFACTURER


     A. Products from other qualified manufacturers who have three years or more experience manufacturing
          picket swing gates will be considered by the architect as equal if they meet all specifications for design,
          size gauge of metal parts and fabrication.


     B. Picket fences and gates must be obtained from a single source.



     C. Approved Manufacturer: Merchants Metals
          Phone: (866) 888-5611 Fax: (281) 372-3801


          Specification Department
          Phone: (888) 260-1600 Fax: (888) 261-3600
          tech-info@merchantsmetals.com



2.02      ORNAMENTAL PICKET SWING GATES


     A. Gate Frame: Ornamental picket swing gate frames are to be fabricated of galvanized steel tubing ASTM
                                                                                                                    2
          A-924/A-924M, of structural steel having a 45,000 psi (310 MPa) tensile strength and a G90 [0.9 oz/ft
                        2
          (0.27 Kg/m )] zinc coating. Members welded with stainless steel rods, forming a rigid one piece unit (no
          substitutions). Vertical upright members 2" (50 mm) sq. 13 ga. [0.095" (2.324 mm)] metal thickness.

31 31 19.13 Ornamental Picket Swing Gate, Secure-Weld Plus                                              Revised: 05/25/2005
By Merchants Metals
                                                                   Page 1 of 3
     B. For gate leaves up to 6'-0" (1829 mm) the horizontal rails to be 1-1/2” (38mm) square, 14 gauge [0.080”
          (2.03)] thick galvanized steel with 3/4" (19mm) pickets space 4” maximum (102mm) face to face. Attach
          each picket to rail with automated welding by the gas metal arc method. Minimum gauge wall thickness
          16 gauge [0.060”(1.65 mm)].


     C. Posts: Made of steel tube, per ASTM A-500 in line hot-dip galvanized exterior zinc coating steel to have
          45,000 psi (310 MPa) yield strength. Post size 2-1/2” (63.5mm). Posts to have 11 gauge wall thickness
          .120" (3.05mm) weighing 3.5lb/ft (5.18Kg/m)


     D. Finish: All primary components receive a thorough cleaning and pre-treatment – This 10-step process
          consists of 1.) Hot alkaline cleaner, 2.) Clear water rinse, 3.) Hot iron phosphate application, 4.) Clear
                                                                               o
          water rinse, 5.)Reverse Osmosis Rinse 6.) Dry off oven heat at 425 F, 7.) Zinc enriched epoxy primer
                                                                  o
          powder coat at 2-4 mils. 8.) Gel oven heat at 400 F, 9.) Ultra polyester finish T.G.I.C. powder coat at 2-4
                                                     o
          mils. 10.) Final curing oven at 450 F Choose color- [Black] [Brown] [White] [Green] or [Almond].


     E. NOTE: All welds will receive treatment with a zinc rich-epoxy resin primer applied at a thickness of 2 to 4
                                            o
          mils and oven cured at 400 . The finish coat will be applied at 2-4 mils dry film thickness and will be a
          T.G.I.C. polyester powder coating that combines hardness and durability and can also be touched up in
          the field.


     F. Hardware: Galvanized steel and or malleable steel to suit gate application. Latch shall have provision for
          padlocking. Hinges shall grip post and frame firmly to prevent slippage.


     G. Lock Options:
          E.1)      Electric lock, Model - M62FG Electromagnetic type.
          E.2)      Automatic gate closer Quietouch #SG143)
          E.3)      Mortise Lock (Keyed one side or both sides)
          E.4)      Panic Bar Exiting Device
          E.5)      Hydraulic gate closer Sentinel #SN55 SL.


     H. Gate Posts: Square gate posts (ASTM A-924/A-924M) 45,000 psi tensile strength with G90 galvanized
          coating in sizes shown below.


          2-1/2" sq. 11 gauge for gate leaf sizes 3'-0” (914 mm) to 4'-0" (1219 mm)

2.03      POST SETTING


     A. Concrete: Minimum 28 day compressive strength of 3,000 psi (20 MPa).

PART 3 EXECUTION


3.01      EXAMINATION


     A. Verify areas to receive fencing are completed to final grades and elevations.



31 31 19.13 Ornamental Picket Swing Gate, Secure-Weld Plus                                              Revised: 05/25/2005
By Merchants Metals
                                                             Page 2 of 3
     B. Property lines and legal boundaries of work and all gate locations are to be clearly established by the
          general contractor or property owner.



3.02      GATE INSTALLATION


     A. Install gate posts a minimum of 36" (914 mm) into firm soil. The diameter of the footing to be 4 times the
          diameter of the post. Footing should be 6" (152 mm) deeper than the bottom of the post, 42" (1066 mm).
          Finish concrete with a slope for all water to drain away from post.


     B. Attach all hardware to gate in such a way that it cannot be removed by unauthorized persons.

3.03      CLEANING


     A. Clean up debris and remove from the site.




                                                                  Merchants Metals
                                                                  Phone: (866) 888-5611 Fax: (281) 372-3801


                                                                  Specification Department
                                                                  Phone: (888) 260-1600 Fax: (888) 261-3600
                                                                  tech-info@merchantsmetals.com




31 31 19.13 Ornamental Picket Swing Gate, Secure-Weld Plus                                              Revised: 05/25/2005
By Merchants Metals
                                                             Page 3 of 3

				
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