Recent questions tagged building-construction

Description : Raft foundation are generally preferred to when the area required for individual footing, is more than (A) 25% to total area (B) 30% of total area (C) 40% to total area (D) 50% of total area

Last Answer : Option D

Description : Pick up the correct statement from the following: (A) Isolated footing is provided under column to transfer the load safely to soil bed (B) Column footings may have steps or projections in the ... ) Heavily loaded column base must be provided steel reinforcement in both directions (D) All the above

Last Answer : Option D

Description : The pile provided with one or more bulles in its vertical shaft, is generally known as (A) Under-ream pile (B) Friction pile (C) Bearing pile (D) Sheet pile

Last Answer : Option A

Description : The Auger borings are not common (A) In soils that require lateral support (B) In cohesive soils (C) In soft soils (D) None of the above

Last Answer : Option A

Description : Pitched and sloping roofs are suitable for (A) Coastal regions (B) Plain regions (C) Covering large areas (D) All of the above

Last Answer : Option A

Description : Two columns 50 cm 50 cm and 60 cm 60 cm carry 80 tonnes and 120 tonnes of loads respectively. The centre to centre distance between columns is 5.00 metres. The permissible bearing capacity of the soil is 20 t ... the foundation slab = 7.00 m (C) Area of footing slab = 11.00 m2 (D) All the above

Last Answer : Option D

Description : A wall constructed to resist the pressure of an earth filling, is called (A) Retaining wall (B) Breast wall (C) Buttress (D) Parapet wall

Last Answer : Option A

Description : Pick up the correct statement from the following: (A) The pile driven in sand is called sand pile (B) The drilled hole filled with sand is called sand pile (C) The sand piles are used for bearing purposes (D) None of these

Last Answer : Option A

Description : The position of a brick when laid on its side 9 cm × 9 cm with its frog in the vertical plane, is called (A) Brick on edge (B) Brick on end (C) Brick on bed (D) Brick held vertically

Last Answer : Option B

Description : The foundation which consists of a thick reinforced cement slab covering whole area to support heavy concentrated structural loads, is known as (A) Combined footing (B) Strap footing (C) Raft footing (D) None of these

Last Answer : Option C

Description : The type of pointing in which upper side of mortar joints is kept about 12 mm inside the face of the masonry and bottom is kept flushed with face of wall, is (A) Truck pointing (B) Recessed pointing (C) Struck pointing (D) Grooved pointing

Last Answer : Option C

Description : For different layers of cement concrete floor. Pick up the incorrect statement from the following: (A) The lowest layer consists of consolidated ground (B) A 10 cm thick clean sand is laid on consolidated ground (C) ... sand (D) A 10 cm thick cement concrete (1 : 2 : 4) is laid on top layer

Last Answer : Option D

Description : Higher pitch of the roof (i) Results in stronger roof (ii) Results in weaker roof (iii) Requires more covering material (iv) Requires less covering material The correct answer is (A) (i) and (iii) (B) (i) and (iv) (C) (ii) and (iii) (D) (ii) and (iv)

Last Answer : Option A

Description : A wall constructed with stones to protect slopes of cuttings in natural ground from the action of weathering agents, is called (A) Retaining wall (B) Breast wall (C) Buttress (D) Parapet wall

Last Answer : Option B

Description : Pick up the correct statement from the following: (A) D.P.C. should be continuous (B) D.P.C. should be of good impervious material (C) D.P.C. may be horizontal or vertical (D) All the above

Last Answer : Option D

Description : The inclined surface of an abutment to receive the arch, is known as (A) Skew back (B) Soffit (C) Spandril (D) Haunch

Last Answer : Option A

Description : Pick up the correct statement from the following: (A) A mortar joint having a concave finishing in brick masonry, is called keyed joint (B) A mortar joint projecting beyond the face of a masonry wall, is ... (C) A mortar joint having a recess in it, is called ruled joint (D) All the above

Last Answer : Option D

Description : The pile which supports the load due to friction between pile face and surrounding soil, is generally known as (A) Bearing pile (B) Friction pile (C) Sheet pile (D) Battered pile

Last Answer : Option B

Description : The form work from the slabs excluding props, can be removed only after (A) 1 day (B) 4 days (C) 7 days (D) 14 days

Last Answer : Option B

Description : Cast iron piles (A) Are suitable for works under sea water (B) Resist shocks or vibrations (C) Are suitable for use as batter piles (D) Are useful for heavy vertical loads

Last Answer : Option D

Description : The form work from the slabs excluding props, can be removed only after (A) 1 day (B) 4 days (C) 7 days (D) 14 days

Last Answer : Answer: Option B

Description : Cast iron piles (A) Are suitable for works under sea water (B) Resist shocks or vibrations (C) Are suitable for use as batter piles (D) Are useful for heavy vertical loads

Last Answer : Answer: Option D

Description : Explain the requirements of good formwork with names and materials proposed for beam of size 300 X 450 mm with neat labeled sketch.  

Last Answer : Requirements of good formwork:- 1. It should be adequately strong to withstand an extensive variety of dead and live loads. For instance, self-weight, weight of reinforcement, weight of wet concrete, loads of ... of concreting. 8. It should be lightweight. 9. It should be easy to remove.

Description : Explain raft foundation with neat sketch and explain its suitability. 

Last Answer : Raft Footing: It is suitable where ground is soft. Clayey or marshy having low bearing capacity, and where sub soil water conditions are uncertain. The raft foundation is also used to reduce settlement below highly compressible soils

Description : Define shoring. Enlist types of shoring. Explain any one type with neat sketch.

Last Answer : Shoring:- Shoring is the construction of a temporary structure to support temporarily an unsafe structure. These support walls laterally. Shoring can be used when walls bulge out, when walls crack due to ... of the structure above and transfer same to the ground on firm foundation below. 

Description : Suggest relevant type of foundation with sketch for educational building on black cotton soil with justification. 

Last Answer : Black cotton soil- Pile foundation. In case the depth of black cotton soil is more, the following type of foundation may be provided 1. Strip or pad foundation 2. Pier foundation with ... of expansive soil. They are bored cast-in-situ concrete piles having bulb shaped enlarged base.

Description : Differentiate between brick masonry and stone masonry

Last Answer : Sr. no. Brick masonry Stone masonry 1 It is cheaper than stone masonry It is stronger than Brick masonry 2 It is cheaper in places where clay is available It is ... easy to apply any finishing to Brick surface. It is difficult to apply any finishing to stone surface

Description : State any four precautions to be taken while plastering.

Last Answer : i. Before application of the plastering, the surface must be clean and free of dirt, oil, or other elements which may interfere with bonding. ii. Smooth or non-absorbent surfaces should be prepared. iii. ... or vertical line at the end of the day or if work requires to be suspended for any reason.

Description : Suggest precaution to be taken during demolition.

Last Answer : Following precaution to be taken during demolition: 1. Complete evacuation of building including pets and other animals. 2. Careful study of the building. 3. Emptying of surrounding area. ... explosive. 8.Action plan already prepared if explosion goes wrong or only partial explosion occur.

Description : Explain the procedure of preparation of surface along with the method of application of color wash paint on the wall.

Last Answer : The correct preparation of surface plays an important role in preserving the properties and life of the paint. For these the procedure is as follows: 1.If the receiving surface is rough, it should be made smooth ... of color wash paint on the wall. 1.By Brushing. 2.By Spraying. 3. By Rollers.

Description : Define substructure and superstructure. Give their components also.

Last Answer : Substructure: - A part of structure lying below the ground surface is known as substructure. components of substructure :-1) foundation Superstructure: - A part of structure lying above the ground surface is called ... Beam 6) Roof 7) Doors 8) Windows 9) Lintel 10)Sill 11) Staircase 12) Parapet. 

Description : Describe the procedure of water proofing used in slabs stating its importance in building construction.

Last Answer : Following is the stepwise procedure effectively applied in treatment of brick bat coba.  1 All existing treatment or coating on roof slab top is initially removed and surface is cleaned by hard wire brush ... surface is marked with 300 mm false squares The curing is done on next day. 

Description : Explain the types of probable cause of non-structural cracks observed in building construction along with preventive measures for any one of crack. 

Last Answer : Cause of cracks:   Cause # 1. Movement Due To Creep: Creep of a material is defined as the property due to which the material continues to deform with time under sustained stress. ... contraction and slip joints at appropriate location. Painting top roof with reflective finish such as white wash.

Description : Explain four defects in plastering with neat sketch.

Last Answer : Following are the defects in plastering: 1) Blistering of plastered surface: it is the defect in which small patches of plaster are swelled out from the plastered surface. 2 ... defect in which there is complete dislocation of some portion of plastered surface which forms the patches. 

Description : Describe any eight characteristics of good stone masonry. 

Last Answer : The requirements of good stone masonry are as follows:- 1. The stones to be used for stone masonry should be hard, tough & durable. 2. The stone should be properly dressed as per the ... constructed perfectly in plumb. 11. The exposed joints of the masonry should be properly pointed by mortar.

Description : State any four precautions to be taken while marking layout on ground.

Last Answer : The necessary precaution to be taken while marking layout on ground are as follows 1. All vertical wooden post should be firmly fixed into the ground with concrete and curing should be done to the ... the face line or center line correctly. 19. Use proper or correct plumb bob for centering. 

Description : Difference between load bearing structure and framed structure

Last Answer : Description Load bearing structure Framed Structure Sub soil condition Suitable only when hard strata are available at shallow depth Suitable for any type of soil Number of storey's 3 ... The frame can be RCC( beam/ Column) frame, I- Section Steel frame, Wood frame etc.

Description : State the classification of building as per type of construction. 

Last Answer : Following are the classification of building as per type of construction: 1. Residential Buildings. 2. Public Buildings. 3. Institutional Buildings. 4. Assembly building. 5. Business Buildings. ... . Storage Buildings. 8. Hazardous Buildings. 9. Framed structure. 10. Load bearing structure

Description : Define the job layout and site clearance.

Last Answer : job layout: A plan in which the arrangement for placing site office, store room, labour quarter, medical aid center, godowns for keeping construction material and other facility are properly prepared is ... plant, roots, old construction etc. to prepare a leveled ground for marking of layout.  

Description : State the function of window sill and lintel.

Last Answer : a)Sill 1. To provide suitable finish to window opening. 2. It also affords a protection to wall below the window 3.It also provides the support to vertical members of the openings. b) Lintel ... the opening. 2. They are used to transmit the load to adjacent wall over which they are supported.

Description : Define the terms Newel post and Headroom in vertical communication.

Last Answer : Newel post : This is the vertical member which is placed at the ends of flights to connect the end of strings and hand rail.  Headroom : The vertical distance between the nosing of one flight and bottom of flight immediately above is known as the headroom.

Description : Describe the terms facing and hearting in stone masonry.

Last Answer : i) Facing – The material which is used in the face of the wall is known as facing. ii) Hearting – The portion of the wall between the facing and backing is known as the hearting.

Description : State any two purpose of foundation.

Last Answer : The purpose of foundation are 1) To support the structure. 2) To distribute load of the entire structure over a wide spread area, so that the chances of unequal settlement are minimized. 3) To ... To prevent or minimize the cracks due to movement of moisture in case of weak or poor soils etc.

Description : State any two building components with their function.

Last Answer : Following are the Components of building - 1. Foundation : a) The function of foundation is to transfer the load of the building upto the hard strata which can support it without settling down. 1. b ... small children on terrace.  13. Lintels: a) It supports the portion of wall over the opening.

Description : Draw neat sketches of any three shallow foundations and suggest suitability of them for different loading and soil conditions.

Last Answer : Types of shallow foundation with their suitability: 1. Wall Footing: Wall footings are used for individual columns, walls and bridge piers where the bearing soil layer is within 3m (10 feet) from the ground surface. Soil ... bearing capacity of soil.    9. Slab Base:   10.Gusseted base:  

Description : As a ‘Supervisor’, state precautionary measures you will observe while constructing brick masonry, along with their reasons.

Last Answer : Following Precautionary measures are to be observe as a supervisor while constructing brick masonry: 1. Bricks should be as per the specification. The bricks should be well burnt, reddish in colour, sound and hard ... is used and for a period of about one to two weeks, if cement mortar is used.

Description : Draw a neat labeled sectional view showing different components of building from foundation to parapet, for a load bearing brick masonry wall.

Last Answer : Draw a neat labeled sectional view showing different components of building from foundation to parapet, for a load bearing brick masonry wall.

Description : Compare stone masonry construction with brick masonry construction.

Last Answer : STONE MASONRY  BRICK MASONRY 1. Stone masonry is stronger and more durable than brick masonry 1. Brick masonry is less stronger and less durable than stone masonry. 2. ... other hand is considered unsuitable in the construction of piers, docks, dams and other marine structure.

Description : Define settlement of foundation and its types. Enlist various causes and suggest remedial measures for the same.

Last Answer : Settlement of foundation: Due to the self-weight and the live load of the structure and due to compressibility of the soil supporting the foundation of the structure, settlement of the ... of earthquake loads and other earthquake resisting methods during design and construction of buildings.

Description : Describe the procedure for carrying out the ‘Plastering’ in cement mortar in two coats.

Last Answer : The mix ratio of mortar in case of cement plastering depends upon the nature of the work to be plastered.  For rich plastering work at sensitive places (e.g. in side bathrooms, W.C. etc.), 1:3 ... help of a steel float. It is then allowed to set for 2 days and cured for more than 7 days.