The collection of 88 building construction problems is a textbook!


The joint surface is painted, the screws are missing, the single-sided grooved hinge is installed reversely, the single-sided grooved windowsill is less than 80cm, the windowsill without railings is less than 90cm, the windowsill without railings is not glued and glued smoothly, the width of the wooden door frame is consistent, the lower part of the toilet door is not installed with a hundred leaf air vent 2, the ground works (1) the seam of the natural stone floor is not smooth enough, and there is secondary grinding.

(4) The joint between the wooden door cover and the ground in the toilet is not glued or subjected to other waterproof and anti-corrosion treatment.

The hinges of the door are installed incorrectly, the depth and size of the hinge slot are inappropriate, and the door leaf shakes greatly after positioning.

4.

There is no settlement joint between main structure and non main structure.

(7) The blocks and floor tiles are laid asymmetrically, the bricks are arranged unreasonably, and there are hollows.

3.

Main structure 1.

(12) No drip line (or eagle beak) is set under the outer window and windowsill (13) The window opening is not square enough, and there is skew and distortion.

(2) Completeness means that the scope and content are complete.

(10) The limiting device and drain hole of the window do not meet the requirements.

(5) The height of skirting line is inconsistent with the wall thickness.

Someone has summarized the construction as follows: “Civil construction and installation construction should be carried out with both hands.”; “The main works and auxiliary works should be handled with both hands”; “The physical quality of the project and the project data are complete, and both hands should be paid attention to.”.

(5) The manufacturing and installation quality of aluminum alloy and plastic steel windows did not meet the requirements, and there was pollution and deformation.

Earthwork backfilling settlement.

Earthwork backfill settlement 1 Earthwork backfill settlement 2 Earthwork backfill settlement 3 Uneven basement quality 1 Uneven basement quality 2 II.

(14) The manufacturing and installation quality of doors and windows are not exquisite enough.

(13) Whether there are obvious cracks, sand holes and grinding lines on the terrazzo floor, the stone particles are uneven and not dense, and the dividing joints are not straight and clear enough.

3.

(2) The upper and lower crossheads of sandwich wood doors are not provided with exhaust holes, and the paint is not in place.

Data problems: It is required to be “accurate, complete, timely and effective” (1) Accuracy refers to the authenticity and correctness of data and conclusions.

(8) When wood window covers are used, aluminum alloy window frames and plastic steel window frames are completely or mostly covered (the covered part should not exceed 1/3 of the window frame width).

The upper opening of the skirting line is polluted.

(16) The apron is not separated from the main structure, and there is no expansion joint or the whole apron structure layer.

(4) The internal and external corners of indoor painting are not straight enough, without innovative features.

Data management of subcontractors.

(10) The exposed part (including the side) of natural stone steps is not smooth and clean.

The settlement observation point is damaged, and the settlement record ends prematurely.

(3) There are hollows and cracks on the block floor.

(6) Whether foaming or thermal insulation materials are set at the joint of aluminum alloy and plastic steel windows and window openings, and whether the glue is not straight, flat and consistent in width around the inside and outside of the windows.

The wall thickness is inconsistent.

(9) The width of stair rest platform is less than the width of stair flight.

(12) Whether the cement floor is hollowed, cracked or sanded.

(10) The materials with different colors were not separated at the internal corner..

(5) The exterior wall adopts facing bricks without expansion joints according to the requirements of the Code; The bricks were improperly arranged and a large number of “broken bricks” were found.

(6) There are hollows in the bonding of facing bricks.

(11) The height difference of stair steps does not meet the specification requirements.

3.

(3) The lower part of the wooden door in the toilet is not provided with a hundred leaf air outlet.

Cracks at the junction of different materials.

5.

(5) Three requirements for copies of quality assurance data: ① explanation of where the original is kept; ② The storage unit shall affix the red official seal; ③ Signature of the handler.

(9) The doors and windows are not firmly installed, and the position is offset.

(11) The height of the windowsill does not meet the specification and design requirements, and the height is less than 80cm (90cm for residential buildings) without protective measures.

There is alkali return.

(2) The natural stone floor has obvious color difference, and the glossiness and evenness of the floor are not good.

The channel line and the internal corner are not aligned.

Building decoration 1.

2.

5.

(9) The interior decoration works have cross contamination (such as painting and painting).

2.

Three “two handed grasp”, still hard! There is really no one! 1、 Foundation 1.

(8) The water retaining line and drip line of stair steps are unreasonable.

(6) The upper opening of the skirting line is polluted by the wall paint and is not smooth.

The basement is too long (out of specification), there is no temperature joint, and cracks occur on the floor and wall.

The color difference of the stone floor is serious.

Door and window works (1).

The post cast strip of the floor slab is covered with a blanket at the post cast strip of the sawtooth mouth formwork erection of the wood formwork to prevent cross contamination.

(4) The block joint is not aligned with the skirting line joint.

(3) The dry hanging granite on the exterior wall has color difference, the joint gluing is not full, flat, straight, and the bricks are not reasonable and beautiful.

(4) Validity refers to the authority and uniqueness of the data and the legal representative of its signatory.

(7) When the wall between windows is hollow brick, no filling measures are taken for the hollow hole before installing the window, or solid bricks or concrete precast blocks are used at the fixed connectors of the window.

(7) Gypsum board ceiling is not flat enough, with cracks falling; The color is not consistent enough, with obvious cracks.

(3) Timeliness refers to the synchronization of time effectiveness, which is neither advanced nor delayed.

The data of subcontractors are incomplete.

The quality of the basement is uneven.

4.

(8) The suspender in the ceiling is not standard, and the suspender is not coated with antirust paint and finish paint; The spray, smoke detector, lamps and exhaust outlets on the ceiling are not arranged reasonably and beautifully.

Temperature cracks of super long and super large volume concrete.

(2) No effective measures have been taken for wet pasting of natural stones, resulting in flowing “face” phenomenon.

(15) Large area (basement) ground is not provided with cracks.

(14) There is no drainage ditch on the ground of the water pump house around the pump.

Fixing Socket Angular End

There is no drainage ditch skirting around the water pump.

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