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August 12, 2017 18:06

Replacement crowns home : a step by step guide

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Filling timber wooden structures bear the brunt and suffer most from the effects of groundwater and precipitation.Depreciation and rotten with time lower crowns homes require timely restoration or replacement.Otherwise, you may die the whole building.Competent replacement rims house - troublesome and requires specific knowledge.

Content

  • Causes damage mortgages crowns wooden house
  • Replacing the damaged area without lifting the house
  • Replacing the lower rim of the wooden house on the brickwork
  • Hanging wooden house on jacks for the replacement of the lower rims

Before starting work, determined the cause and the affected area of ​​the log base.Then select the best solution to the problem.Dismantling and complete replacement of the lower crown of the house are not always necessary.Sometimes a repair of worn area at the site of destruction.The process of replacing the lower rims houses - on the video is the end of this article.

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Causes damage mortgages crowns wooden house

lower wooden crowns of the house suffer from moisture, mildew, Shashel, mechanical deformations during subsidence of the foundation and others.

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  1. In the process of repair of the lower crown of the house are eliminatedreasons that caused its destruction.Most often it occurs rotting logs binding due to high humidity.Moisture penetrates into the lower part of the house for several reasons.
  2. Violations during the construction or wear during operation of the waterproofing layer leads to moisture and rot the crowns.This problem is eliminated by impregnating waterproofing mastics or replacement of waterproofing.
  3. Draft columnar foundation with a bulk clay Zavalinka also contributes to excessive moisture lower logs.In these situations, replacing the lower rims of wooden houses and reliable waterproofing of the damaged area.
  4. With the destruction of the tape laying the foundation subsidence or heave foundations required lifting the lower rims house on jacks, change logs, and repair of the basement of the building.

Replacing the damaged area without lifting the house

If the foundation is not destroyed and much of the entire log, you can replace the crown fragment without understanding the house and not making the change completely.Determine the extent of damage in width and in depth.Using chisels and gouges removes damaged areas of wood rot.

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  1. stepped back a foot on both sides of the restored area, set the vertical ties.The screed is a metal strip with a minimum thickness of 2 mm and a length allowing three pull crown.The metal screed and center logs drilled through holes 10x12 mm and are pulled together by pins.
  2. damaged section is cut electric circular saw or hand.The lower ends of the crown on the repair area made nest - notching at Spike with insert connections.By the size of cuts made paste, sits on the seat and attached pegs.
  3. all cracks and gaps caulk tarred hemp and processed antiseptic.Suitable and foam.Remains of foam is removed, and the seams are decorated putty matched the color of the timber.

Replacing the lower rim of the wooden house on the brickwork

For full bulkhead lower rims home is not always required lifting and hanging it on jacks.

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  1. Sledgehammer one corner knocked a log lower crown.The vacated space are driven supporting wooden chocks or laid brick column.The same procedure is performed on the opposite corner.
  2. Old basement cleaned and restored.On the horizontal plane of the foundation is laid waterproofing tape.To do this, apply two layers of roofing material or rubimast 2 mm thick.Lower crown replaced brickwork associated with the base metal mortgage.
  3. After laying the main center of the wreath laying and drying, corner supports are removed, and the space is laid with bricks.

Sometimes it makes sense to install several jacks and slightly lift the repaired part of the house.

Hanging wooden house on jacks for the replacement of the lower rims

To fully repair the foundation and replace the lower rims of wooden houses around the perimeter hanging applies progressive parties on jacks or simultaneous lifting of the entire building.

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  1. Before starting lifting and suspension at home on jacks, it must be as easy as possible.The optimal situation is when there is nothing in the rooms.It is recommended to remove the door frames and window frames dismantled when lifting the risk of warping and damage.
  2. The house is detached and dismantled all communications.To turn off the gas and electricity necessary to involve experts and get permission.Water, in the absence of the counter in the house, you can turn off independently.
  3. apply hydraulic or screw jacks are equipped on solid ground.Jacks are installed with the end of the lower house and the crown factory under the following link after injury.For this subfield is built from scrap materials supporting column, and the damaged beam cut through the window under the arm size.The use of metal I-beam or channel as a lever.
  4. on the walls and corners of the building are mounted wooden ties.Screed - a wooden board, overlapping 6 - 8 rows of logs fastened by screws in the center of each log.Crimp tie while lifting log logs do not allow to disperse.

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serviceable parts house is raised on jacks, a wall is put a jumper of channel and falls on the temporary support posts.In this position, the end wall is to repair, and then slowly lowered to the restored foundation.The process of hanging on jacks to replace the rims of a wooden house is on the video.

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