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...
by Sunday | Oct 3 | NABTEB QUESTIONS
ANSWER (I) Wear goggles or eye shields when using machines which produce dust, chips or shavings. (II) Remove point or oil from the floor immediately (III) Store inflammable liquids in sealed containers away from heat and flames. (IV) Close vice when not in use...