how to build a garden bridge

how to build a garden bridge

garden bridge

What might be extra charming than a small picket bridge to accent a water characteristic or show you how to step over uneven sloping in your backyard? And, it’s simpler than you suppose to create your personal bridge! Simply observe these easy directions for a sturdy, arched backyard bridge with handrails you can paint or stain any colour you want.

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Right here’s what a small backyard bridge DIY mission requires:


  • (2) 2x12s hardwood (for assist stringers)
  • (13) 2x6s hardwood (for flooring planks)
  • (2) 8’ 4×4 handled pine put up (for handrails), reduce into 6 32” posts
  • 25” Size of bendable conduit (to create arch information on stringer)
  • Benjamin-Moore Paint or stain (obtainable at GNH) & brushes
  • Wooden screws (2” chrome steel)
  • Wooden nails
  • Pencil (for marking)


  • Round noticed
  • Jigsaw
  • Electrical screwdriver
  • Drill/drill bit (1/2”)
  • Hammer
  • Wooden planar
  • Vice/wooden clamps

1. Draw Arches on the first Help Board (Stringer)

Lay one of many 2×12 boards flat to arrange to sketch pencil guides for the highest and backside arch shapes:

stringer diagram

There’s a easy trick to creating a superbly even archway – and it really works each single time! First, drive a information nail on every finish of the board. Subsequent, bend a size of plastic conduit between the 2 nails (see diagram above), and use the conduit as a information to attract the arch onto the board along with your pencil.

For the decrease arch, drive two nails into the decrease facet of the wooden, every 18” from finish. Repeat the method of bending the conduit between the nails and drawing the decrease arch onto the wooden.

You’ll reduce the first archway, after which use that as a information for the 2nd archway, so there’s no must measure twice!

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Tip: Leaving 18” from the top of the boards on the underside reduce ensures that there can be loads of assist on the stringers for the burden of the bridge.

2. Chopping & Sanding the Stringers

The best technique to reduce the highest arch from the primary stringer board is by a collection of brief straight cuts utilizing a round noticed. For the underside arch, a jigsaw works finest – simply you should definitely transfer slowly to get by way of the thick wooden with out damaging the blade!

Now, lay the completed stringer atop the second 2×12 board, and use it as a information to attract the arches onto the second board in pencil. Reduce the second board.

Lastly, clamp each stringers collectively and use a wooden planar to easy out any tough edges in your archway cuts.

Paint stringer boards white (or any colour or stain you select)! We propose Benjamin-Moore exterior paints or Arborcoat stains – obtainable at GNH Lumber!

Permit to dry.

3. Chopping & Drilling the Planks

Reduce your hardwood 2x6s into 36 inch planks. Place the stringer boards parallel on the bottom and measure 32 inches between them, prime and backside (to permit for two” of plank overhang).

Place a hardwood plank onto the stringers and prepare so that there’s even overhang on either side. Mark and pre-drill two holes on both sides of the plank (all over to the stringers beneath). Drill 2” chrome steel screws to tighten.

Subsequent, place the second plank onto the stringers. Utilizing a carpenter’s pencil, measure an area between the primary plank and the subsequent. Now, repeat the steps above to safe the plank in place.

Proceed working from one finish of the bridge to the opposite till all of the planks are secured to the stringers!

4. Attaching Posts & Handrails

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If you happen to select so as to add posts and rails to your backyard bridge, reduce your 4 x 4 posts into 4 32” lengths, and paint them white (or any colour or stain you select – simply make certain it matches your stringer boards). We propose Benjamin-Moore exterior paints or Arborcoat stains!

Permit to dry.

Take away the 2nd or third planks from each ends of the bridge for put up placement.

Place rail posts to the surface stringer boards, one after the other. Use a T-square to make sure they’re at a clear proper angle to the bottom. Pre-drill holes after which safe to the stringer with wooden screws.

garden bridge 2

Subsequent, measure and reduce the planks to suit across the rail posts earlier than returning them to the bridge.

Lastly, add handrails to match the planks of the bridge! Safe the handrails to the posts with 2 wooden screws by way of every put up on each ends of the bridge.

That’s all there’s to it! Get pleasure from your brand-new backyard bridge! Place it over a small creek, water characteristic or uneven sloping in your property.

At GNH Lumber, we’ve all the things you’ll want to create your lovely backyard oasis. For extra steering, ideas and concepts, cease in to our Greenville or Windham areas, or go to us in the present day on-line!

Sources: Nice House Concepts, How To Construct A Yard Bridge, Handcrafted Backyard Bridges, Footbridge Web page 1, Handcrafted Backyard Bridges, Footbridge Web page 2

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