Design of Masonry Structures - Vtustudentsparadise

CY662
Sixttrr
:ienrester B.E. Degree Examination, Dcc 08 / Jan 09
Design of Masonry Structures
: 3 hrs.
Note : l. Answer ony FIVE full questions.
2. Use of ISl905 is permitted.
3. Assume any missing data suilctbly.
Max. Marks:100
What is natr-rral bed of stones? Explain its importance in construction of stone masonry
walls and arches rvith neat sketches.
Explain in detail properties of good building stones.
State and erplaiu various field and laboratory tests on bricks.
(05 Marks)
(07 Marks)
(08 Mart

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Design a compound wall ihe hcight of which is 1 sm up to tlle s.-,p ,;: :.r: -
_
Assume wind pressure equal to 100ON/m', nhich is uniforml'v disrir;urc;
capacity of the soil is i20kNim2. Basrc compressive stress of the masourr.i.,.
bricks of compressive stlength 10N/rtm2 and Ivf 1 ty.pe of mortar.
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Design the section of reinforced brick lintel supporting uniforml_v disrributed load
intermediate span of a confinuous verandah linter. The clear span : 2 8m height o
verandah opening _- 2.4rr and height of the ceiling equai to i.3rn. fire cleacl werqhr of vera
roof is 4.46kN/m2 anci the width of verandah is 2m. Lrve load on rool i, f SNirn;. fie
parapet is 220mm thicl< and 0.6m high. Use brickwork,
HYSD bars of lre -,415 grade
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f rauats
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