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Abe 483/Abe 481: Farm Structures Question Paper
Abe 483/Abe 481: Farm Structures
Course:Bachelor Of Science In Animal Science|Bachelor Of Science In Horticulture
Institution: University Of Eldoret question papers
Exam Year:2018
UNIVERSITY OF ELDORET
2017/2018 ACADEMIC YEAR
FOURTH YEAR FIRST SEMESTER EXAMINATION FOR BACHELOR OF SCIENCE IN HORTICULTURE AND BACHELOR OF SCIENCE IN ANIMAL SCIENCE
COURSE CODE:ABE 483/ABE 481
COURSE TITLE:FARM STRUCTURES
INSTRUCTIONS:
1 question one is compulsory
2.answer question one and any three other questions
Q1
a)A production manager of a large scale mixed farm proposed to construct dairy milking shed.A consulting engineer recommended among the building materials the use of C7 and C35 concrete grades in different sections of the building.
Define what is understood by the building material referred to as concrete
What nominal mix has the consulting engineer propose for the preparation of the C7 and C35 concrete ingredients
What amount of water is recommended to be used during preparation of the C7 and C35 concrete within the tropics
Define and explain how they are applied in the concrete technology the following terms; batching and gauge box
With the help of a sketch explain why the consulting engineer recommends curing the concrete for 28 days to guarantee its ultimate characteristic strength
Suggest the components of the dairy shed construction where C7 and C35 concrete are applicable
Describe fully how compressive strength of concrete is measured in the laboratory
(17 mks)
b)A newly proposed horticultural farm office is to be constructed according to the following specifications of a standard building plan. The walls are made of shaped quarried bush stones and roof view is gable .Interpret the plan by indicating the most accurate measurements for the following works to be constructed.
Width and depth of the foundation trench to excavate
Thickness of the foundation footing and the floor slab
Thickness of the building wall and sketch the bonding style
Depth of the ring beam(lintel) and the recommended ratio of the concrete for lintel mould (9 mks)
c) Differentiate between the main classes of plastics found in the market and state their principle characteristics (8 mks)
q2
a)A newly employed horticultural graduate advised his employer on the importance of carrying out functional plan of the farm proposed for development. Outline the main benefits or reason the graduate used to convince the employer and justify your reasons (6 mks)
b) Describe fully the processes involved while carrying out building planning in farmstead (6mks)
q3
a) A wide range of building materials are available for rural bilding construction.As a guide to the management of horticultural farm,outline the main factors considered for proper selection of materials for construction of a farm building (7 mks)
b) Space allocation for maximum utilization is critical while designs of farm structures are being carried out .Outline fully the generated guidelines considered during functional designs for horticultural buildings (5 mks)
q4
a )Calculate the amount of materials needed to construct a rectangular concrete floor 7.5 m by 4.0 m and 7.5 cm thick and give the recommended maximum size of ballast and the amount of water used .Use nominal mix of 1:3:5 and take 50 kg of cement equal to 37 litres.(assume 30% decrease in volume when mixed and 5% waste /spill) (6 mks)
b )Indicate the salient features of a carefully organized farmstead plan and discuss any one method useful for planning new farmsteads (6 mks)
q5
a) Outline the main defects of timber as a building material and name the main disadvantage of its properties and use(7 mks)
b)Name the loads experienced on building components and define the following terms :greenhouse, hydroponics, footing and mortar (5 mks)
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