reinforcing old porch joists

How to Repair a Cracked Floor Joist | Ask This Old House

This Old House general contractor Tom Silva helps a homeowner repair a cracked floor joist. SUBSCRIBE to This Old House: http://bit.ly/SubscribeThisOldHouseS【Get Price】

Joist Notch and Hole Repair - repairing joists damaged by

Examples of typical Electrician's and Plumber's notches and holes in joists. Pipes sitting in large notches in the upper half of the joists Large hole through upper half of a joist. Waste pipe notch extending down below the mid line of the joist. Huge notches cut out of the top of joists for a 15mm diameter pipe.【Get Price】

Sistering Deck Joists: The Only Guide You’ll Ever Need

Sistering is reinforcing an existing joist; it isn’t altering the structure as long as joist blocking or bracing is maintained at a maximum of 4-foot increments. Doubling joists is known as an alternate building practice. These may be the reasons your local code doesn’t address it.【Get Price】

Sistering joists for loft conversion | Screwfix Community Forum

What are the building regs regarding floor reinforcement for a loft conversion can i sister up wither annother 4"x2" bolted directly to the existing..? Ive heard a steel plate can be also "sandwiched" between the two joists for extra strength and stability. Obviously i want to save as much headroom as possible. can anyone assist. Cheers Paul【Get Price】

How to Make Structural Repairs by Sistering Floor Joists (DIY)

Then set new joists (same height as existing ones) alongside the old. Tack a beam under the sagging joists. Nailing two 2x4s together will work to span about three joists unless the sag is under a weight-bearing wall. Set a hydraulic jack and post under the beam and jack up the joists about 1/8 in. a day until they're level.【Get Price】

Best way to reinforce joists | DIYnot Forums

I have some 4 inch ceiling joists in an attic which form the existing floor.As I use this room as a bedrom I would like to strengthen but due to crude construction of the wall plate I cannot run deeper joists parallel.I read that you can screw and glue on top of the existing joists in 2 x 2 OR do the same at 90 degrees to form a grid.I lean to the latter as I can fit joist hangers to the gable 【Get Price】

Fixing bouncy floors and sagging floors - Building Advisor

The best way to reduce bounciness is to add support from below (a beam or load-bearing wall) or to reinforce the joists if they are accessible. Solid bridging can help but “sistering” new joists alongside the existing joists is much better. Adding support from below is also very effective. Shortening the span by adding a center beam or 【Get Price】

Strengthening Timber Beams and Joists | Supporting Beams and

There are many common problems which can be solved by repairing and strengthening timber beams and joists using a simple technique involving cutting a slot or slots along the length to within about 30-40mm of the base and bonding in a High Tensile Reinforcing bar with Structural Epoxy Pouring Grout. This is known as a ‘modified flitch’ design and approximately doubles the bending 【Get Price】

framing - How can I safely reinforce my garage trusses to

Jack up the centre of the trusses then reinforce each bottom chord with a 2x4 that spans the entire width of the garage. Jack up the centre reinforce (as above) and also replace any wood strapping with steel mending plates hurricane ties etc.) Leave it as is strap up drywall pray to the gods. Photos【Get Price】

How to Make Floor Joists Stronger | Home Guides | SF Gate

Measure the width and length of the existing joist. Purchase the type of lumber that matches the width of the existing joist. Most new construction uses 2-by-8 lumber for joists (although 2-by-6 【Get Price】

Reinforcing Floor Joists - Concord Carpenter

The doubled trimmer and header joists must be nailed together properly with spaced pairs of 16d nails every 16 inches so that they ac t like beams. Reinforcing floor joists is best done by doubling of floor joists. Doubling of joists is recommended under walls heavy objects like tubs and at large openings. Doubling of joists can solve alot of 【Get Price】

experience with reinforcing floor joists - Google Groups

experience with reinforcing floor joists Showing 1-8 of 8 messages . experience with reinforcing floor joists: Limp Arbor: 1/11/10 7:57 PM: My house was built in the 1970s when apparently there was a huge shortage of either lumber or smarts. 2x8 joists 1 【Get Price】

Fixing a Bad Deck Joist | The Old House Web | Old House Web

The overlap of the new joist onto the old joist should be at least 3 feet--longer is better. The longer the span of the repair the more it should overlap the old joist. If possible your sister piece should rest on one or more supporting beams or a joist hanger. Use only pressure-treated wood even if the old joists were not pressure-treated 【Get Price】

How to Reinforce Rafters for a Swing | Hunker

Hanging swings are often added to an outdoor porch or a favorite corner of a quiet room to create a comfortable retreat. If the swing is to be structurally stable you must bolt the support fasteners into the ceiling rafters and not just screw them into drywall or a wood ceiling. In come cases if the roof rafter is old you should reinforce it before adding the weight of a hanging swing.【Get Price】

how to reinforce ceiling joists

How to Reinforce 2x6 Ceiling Joists to Handle Heavy Loads - Fine . 9 Feb 2011 . How to Reinforce 2×6 Ceiling Joists to Handle Heavy Loads. Will this loft floor framing be strong enough to store heavy lumber or should the .【Get Price】

How to Reinforce 2x6 Ceiling Joists to Handle Heavy Loads

Calvin suggests that I-joists would have been an alternative to consider at the start of the project. In his own garage he used I-joists with 2×4 flanges for a 30-ft. clear span. “No sistering or modification of I-joists to the existing situation” he says. There’s a problem with I-joists Sandcastles points out.【Get Price】

Strengthening Timber Beams and Joists | Supporting Beams and

There are many common problems which can be solved by repairing and strengthening timber beams and joists using a simple technique involving cutting a slot or slots along the length to within about 30-40mm of the base and bonding in a High Tensile Reinforcing bar with Structural Epoxy Pouring Grout.【Get Price】

How to Make Structural Repairs by Sistering Floor Joists (DIY)

Then set new joists (same height as existing ones) alongside the old. Tack a beam under the sagging joists. Nailing two 2x4s together will work to span about three joists unless the sag is under a weight-bearing wall. Set a hydraulic jack and post under the beam and jack up the joists about 1/8 in. a day until they're level. Jacking them up too fast may cause cracks in the walls and floors 【Get Price】

Sistering Deck Joists: The Only Guide You’ll Ever Need

Sistering is reinforcing an existing joist; it isn’t altering the structure as long as joist blocking or bracing is maintained at a maximum of 4-foot increments. Doubling joists is known as an alternate building practice. These may be the reasons your local code doesn’t address it. Having said that here are some examples of how different local ordinances address sistering.【Get Price】

Reinforcement of Joists | Home Guides | SF Gate

Drive 10d nails through a sister made from framing lumber and into the existing floor joist. Hammer in three nails -- one near the top one in the middle and one near the bottom of the sister --【Get Price】

Under strength timber beams - how to repair stiffen and

Upgrade the Beam or Joist - cut a slot or slots along the length to within about 40mm of the base and bond in BS4449 High Tensile Rebar with Structural Epoxy Pouring Grout. This is know as a 'modified flitch' design and approximately doubles the stiffness of a typical timber in bend.【Get Price】

Reinforcing joists / beams | Screwfix Community Forum

Neosparks Member I recently saw a method (TV - This Old House) of reinforcing joists whereby a long strip of 2mm-or-so thick steel matching the length and depth of the joists was bolted to the side of them. Any deflection in the joists was gotten rid of by acro's wound up underneath before the final placement of the steel fillets.【Get Price】

Reinforce joist near rafter for porch swing - Home

Reinforce joist near rafter for porch swing. Ask Question Asked 2 years 11 months ago. Active 1 year 7 months ago. Viewed 3k times 0. Recently purchased home and saw existing eye lag screw or bolt coming from front porch ceiling. Rolled the dice (hopin 【Get Price】

How to Reinforce Floor Joists | DoItYourself.com

Step 4 - Reinforce the Floors You will have to use a very sturdy piece of wood or some steel plating to reinforce the floor joists. Now it is time to use some wood and screw it into place on the original joist as well as the cross beam. A steel plate can be used the same way.【Get Price】