by Sunday | Oct 3 | NABTEB QUESTIONS
Separation wall: is a wall which separates two dwellings such as in a block of terrace houses or dividing wall in a pair of semi-detached houses. The term separating wall indicates that the wall is jointly owned by the owners of the two houses. Partition wall: is a...
by Sunday | Oct 3 | NABTEB QUESTIONS
Advantages of cavity will over solid walls. (i) When the outer leaf becomes wet, the space prevents water passing from the outer well to the inner wall, and thus the interior of the building remains dry which is not possible with solid walls. (ii) The space will not...
by Sunday | Oct 3 | NABTEB QUESTIONS
(i) Hoarding:- is a temporary fence built round the new site to prevent the public from having a free access, and to safe-guard the structure and materials on site. (ii) Grubbing:- is clearing of the building site, uprooting the trees scraping off of the vegetable...
by Sunday | Oct 3 | NABTEB QUESTIONS
ANSWER: Setting-out is usually to establish the building line which demarcates the outer face of the building. The next step will be to position the front of the building on the building line by checking the dimensions between the new building and the side boundaries....
by Sunday | Oct 3 | NABTEB QUESTIONS
ANSWER: Hard wood: (i) It is very hard, heavy, and strong difficult to work it resists fungus attack and marine borers. (ii) Broad leave trees. Softwood: (i) It is a straight-grained, coarse and soft, corrodes iron. (ii) They have needle leaves and are, easy to work...
by Sunday | Oct 3 | NABTEB QUESTIONS
(i) Seasoning consists of drying out the free water and some of water from the cell walls, which on withdrawal causes the timber to shrink, with the object of reducing the moisture content to a level consistent with the humidity of the air in which the timber will be...