Page 30 - HUDCO-SHELTER-April22

THEME PAPER

cement mortar composite works as an insulating false  Plinth Area single House
sheets. This material is known ceiling for the interiors below. : 41.28 sqm;
to have an extremely poor
thermal insulation capacity; The salient features of  Cost of the Building: Rs
structure type-II are:
therefore, it is coupled with 62000/-; and
an internal layer of straw for  These Single story  CFL Bulb and renewable
better insulation. houses have foundation energy sources like Solar
of FaL-G Block;
The walling system consists PV and Solar Lights were
of Fly ash brick with fly ash  These houses are made used.
mortar 1:4. This wall is then of bamboo roofing, Fly
covered with flyash cement ash Brick walls; Tables 5 to 8 provide various
plaster on both face as it is comparisons of structure
more durable and resistant  Houses were plastered type-II with respect to cost for
to the monsoon rains. The with FaL-G mortar; construction materials, energy
perforated pattern on the  High volume fly ash consumption for electrical
upper belt was made to Concrete was used for appliances, carbon emission
facilitate the air flow and PCC in foundation and for construction materials
penetration of sunlight in pocket in Fly ash Brick & electrical appliances,
the loft. The bamboo loft also Pillar; respectively.

Table 5: Comparison of cost for construction materials for Structure type-II

SNo Item Quantity Unit Rate(INR) Cost(INR) Remark
(No)

1. Clay brick 10500 No 7.0 73500

2. Fly ash brick 10500 No 3.5 36750 50% less

3. OPC 62 Bag 240 14880

4. PPC 62 Bag 170 10540 29.0% less

Source: Quantity of construction materials has been worked out and rates are taken from current scheduled rates of
PWD-2017.

Table 6: Comparison of energy consumption for electrical appliances/Month

SNo Item Quantity Installation Electricity Total Cost Remark
(No) Cost(INR) Cost (INR) (INR)

1. Tube Light 4 5500 6500 12000

2. CFL Light 4 2500 2500 5000 58.33% less

Source: Cost of electricity as per Bihar State Electric Board (BSEB) tariff 2017

28 HUDCO-HSMI Publication