Wrought-iron Railing Repair

Help Around the House : Episode ARH-302 -- More Projects »
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Home repair expert Henry Harrison helps a guest anchor the wrought-iron railing on his front steps. The railing has come loose, and Harrison shows how to dig out the old holes and drill new holes in the concrete and anchor the railing using a threaded rod. On his elbow grease scale of one to four, Harrison gives this repair a three.

Tools:

sawhorse
pencil
flat-head screwdriver
socket wrench
hammer
wood block
putty knife
hammer drill with 6-inch industrial hammer masonry bit
hacksaw
shop vacuum
metal file
woodworker’s clamp
C-clamp
kneepads
work gloves
plastic gloves
quick-dry cement
lag screws
5/16-inch threaded rod
5/16-inch nut and split lock washer

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Figure A
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Figure B
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Figure C
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Figure D
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Figure E
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Figure F
Steps:

1. Dig out hole where rail was mounted using a flat-head screwdriver. Clear the area of debris using a shop vacuum (figure A).

2. Using the mounting bracket of the rail as a guide, drill a hole into the concrete using a hammer masonry bit (figure B).

3. Drive a 5/16-inch threaded rod through the rail bracket and into the new hole. Decide how much of the rod to leave above the surface and mark for your cut (figure C). Leave enough room to add a lock washer and a nut.

4. Remove the rod and clamp it to a sawhorse with a woodworker's clamp and C-clamp. Cut it to length using a hacksaw (figure D). Smooth the cut edge with a file.

5. Mix up a small amount of quick-set cement to patch the hole below the rail base. Pack the cement in the hole, then set the railing in place.

6. Insert the rod through the base and the cement and into the hole you drilled (figure E). Tap the rod down by holding a block of wood on it and smacking the wood with a hammer.

7. Place a lock washer and nut on the threaded rod (figure F). Partially tighten the nut using a socket wrench. If possible, secure the back side of the bracket by driving a new lag screw into the existing anchor.