Building Technology - Possible Questions

knots

types of wood defects, irregular growths in the body of a tree which interrupt the smooth curve of the grain

wane

types of wood defects, lack of wood on the edge or corner of a piece

bonding plaster

Gypsum plaster mixed with ingredients develop more adhesive strength in combinations covered by trademarks or patents. Used for interior finish for smooth concrete walls or ceilings. Mix and apply as per manufacturer's directions

textile

membrane

composite

net

cells

(all has "geo" before them)

5 types of geosynthetics

Sediment Control

type of geotextile, for silt only

In-plane Drainage

type of geotextile, non-woven geo textile

thermoplastic products

type of geomembrane, high density polyethylene and polyvynyl

thermoset polymers

types of geomembrane, for membrane roofing applications

geomembranes

types of geosynthetics, most frequently used for GROUND APPLICATIONS

geotextile

types of geosynthetics, used to prevent the movement of fine particles and most common type of geosynthetics

geonet

types of geosynthetics, consist of continuous extrusion of polymer ribs

geocomosite

types of geosynthetics, consist of combination of geosynthetic components

geocells

types of geosynthetics, 3dimensional prefabricated polymeric systems

decay

types of wood defects, caused by the attack of fungi

checks

types of wood defects, cracks of lengthwise separation

shakes

types of wood defects, Cracks between and parallel to the annual rings of the growth

pitchpockets

types of wood defects, well-defined openings between annual rings containing solid or liquid pitch

cement mortar

A proportioned mixture of cement, fine aggregate and water.

Lightweight gypsum plaster, fire-resistant plaster

Gypsum plaster mixed on the job with water, perlite, vermiculite or other suitable mineral aggregate. ______is used when weight is important, and for fire-proofing other materials such as steel. Applied on lath.

For interior use only .

7 days

Curing of concrete (other than high-early strength) shall be maintained above 10 C and in moist condition for at least the first ___ days after placement

paint

mixture containing a pigment and a vehicle

air entraining agents

Introduces minute air bubbles in the concrete mix to increase its resistance to freezing

pumice

weighing from 25 to 60lbs per cu. ft. qualified as LIGHTWEIGHT AGGREGATE

Kiln drying

Warm moist air or superheated steam is used to heat the wood and drive out moisture

Chipboard

Made by bonding together wood particles with an adhesive under heat pressure (phenolic resin and formaldehyde glue)

terazzo

mixture of cement, marble chip aggregates and water laid as a topping or as a wall finish, and ground to fine, smooth surface

Hydrated lime

mixed with water to make lime putty, is used as an ingredient of hard-finish coat for two-and three-coat Portland cement plasters. It is also used for mixing with cement mortar or concrete to:

• increase its workability

• decrease its permeability to water

• reduce cracking due to shrinkage

gypsum

like lime, was used as a plaster by Egyptians, Greeks and romans

cement

first developed by romans by mixing slaked lime with pozzolana which is hardened underwater

masonry

Built-up unit of construction or combination of materials such as clay, shale, concrete, glass, gypsum, tile, or stone set in mortar. (NFPA 5000)

Riprap

Stone placed on a slope to prevent erosion

barometer

An instrument that measures atmospheric pressure

concrete mixer

A machine having a revolving drum, often motor-driven, for mixing cement, aggregate, and water to produce concrete.

Chord

a term used to indicate the top and lower principal members of a roof or bridge truss

Slump Test

A test for mixed concrete to determine consistency and workability.

Slump Test

a type of test in construction which is a conical mold is filled with concrete well rammed, and then carefully inverted and emptied over a flat plate

Type IV: low heat

A portland cement having a reduced content of tricalcium silicate and an increased content of dicalcium silicate, causing it to generate less heat of hydration than normal portland cement; used in the construction of massive concrete structures, such as gravity dams, where a large buildup in heat can be damaging.

Chalking

A common paint film defect where progressive powdering from the surface inward occurs

Non-ferrous metal

Metal containing no iron such as copper, brass and aluminum

Steel

Which of the following is a non ferrous metal

tin

lead

aluminum

steel

Aerocrete

"A Portland cement concrete to which chemical foam is added to generate gases in the process of deposition,

resulting in lightweight pre-cast or shop-made unit in both hallow and solid forms."

Shotcrete

A type of gunite mixed with an accelerating admixture with aggregate larger than 10mm originally sprayed under high air pressure of lining tunnels

aggregates

Any of a variety of materials, such as sand and gravel, added to a cement mixtuer to make concrete

admixture

Material other than water, aggregate, or hydraulic cement, used as an ingredient of concrete and added to concrete before or during its mixing to modify its properties.

aaa 1-1-2

aa 1-1.5-3

a 1-2-4

b 1-2.5-5

c 1-3-6

d 1-3.5-7

enumerate the concrete mixture proportion

AASHTO classification system

classifies inorganic soils for suitability as subgrade materials in terms of good drainage and bearing capacity

above 75mm

AASHTO particle sizes of boulders

75mm to No. 10 sieve

AASHTO particle sizes of gravel

no. 10 sieve to no. 40 sieve

AASHTO particle sizes of coarse sand

no. 40 sieve to no. 200 sieve

AASHTO particle sizes of Fine Sand

Passing no. 200 Sieve

AASHTO particle sizes of Slit Clay Particles

Wood

type of floor cement should be stored on

300mm (12")

Cement should be stored in shed with a wood floor raised about [,blank,] from the ground

12

number of pies of cement should be stack in height

Latex

water base paint use for concrete and masonry surfaces

Acrylic Latex

paint usually used for timber & concrete

water-based paint that dries like plastic

generally considered the highest quality of ___ paint

Enamel

paint usually used for timber

paints which use varnish as a vehicle. they have the ability of leveling brush marks. are more resistant to washing and rough usage, and have a harder and tougher film. they can have either glossy, semi glossy or matt finish

Red Oxide

paint usually used for steel to prevent rust

Protective paints for ferrous metal and has 2 types.

Priming

Finishing

2 types of red oxide paint

Geotextiles

manufactured, permeable textiles currently used in reinforcing or stabilizing civil engineering projects

Geotextiles

Most common geosynthetics, and consist of woven or nonwoven fabric made from polymeric materials such as polyester or polypropylene generally used for reinforcement, separation, filtration, and in-plane drainage.

In-Plane Drainage

particular thick-needled nonwoven geotextiles having sufficient in-plane flow capacity for use as flow conduits in drainage applications.

Geomembrane

are continuous polymetric sheets that are impermeable

Geocomposites

consist of a combination of geosynthetic components; are usually sheet or edge drains consisting of a prefabricated core to which a geotextile filter is bonded.

Geonet

is a type of geosynthetic that consists of a continuous extrusion of polymeric ribs that form void space through which provide in-plane flow capacity.

Geocells

are three-dimensional prefabricated polymeric systems ranging from 100 to 200 mm (4 to 8 inches) high.

Vertical Barriers

are created by applying 4 gallons of termiticide per 3 linear meters by rodding or trenching around the base of foundations, plumbing, utility entrances, expansion joints, and where two slabs will join.

chemical barriers

The objective of this method is to establish a continuous termiticide barrier or treated area between potential soil access routes and the structure to either kill or repel subterranean termites that attempt to reach the structure. A termiticide is a type of chemical used to control termites.

Horizontal Barriers

are made by applying 4 liters (one gallon) of termiticide per 3 square meters. The treatment is usually accomplished by applying a coarse spray at low pressure. All termite treatments to slab construction should include _________, which are relatively easy to apply.

Trabe-Anzo

Filipino term for horizontal stud

Soleras

Filipino term for floor joist

Vaciada

Filipino term for rabbet

Kusturada

Filipino term for plastered course

Tirante

Filipino term for Bottom Chord

Reostra

Filipino term for purlin

Alero

Filipino term for eave

Tahilan

Filipino term for top chord

Poleva

Filipino term for temper (metal work)

Hulog

Filipino term for plumb line

Bolada

Filipino term for projection

kilo

Filipino term for rafter

Rodapis

Filipino term for baseboard

Asintada

Filipino term for alignment

Baniera

Filipino term for bath tub

Pie de Gallo

Filipino term for brace

Pundido

Filipino term for cast iron

Kontratista

Filipino term for contractor

Tubo de Banada

Filipino term for downspout

Plantilya

Filipino term for pattern

Paupo

Filipino term for mortar

Torsion

act of twisting; stress due to twisting forces exerted on a body

SANITARY DRAIN

"A type of house drain that receives the discharges of sanitary and domestic waste only."

508 mm

Minimum dimension of a manhole access to a septic tank.

2%

The recommended slope for the house drain.

Soil pipe

"A drainage pipe that carries on is designed to carry human

excrement."

Waste Pipe

"A drainage pipe that carries liquid waste that not include human excrement."

potable water

"Water that is safe to drink, pleasant to the taste and usable for

domestic purposes."

Septic Tank

A watertight container of sewage.

Siphon Vortex

Water closet that is quiet, extremely sanitary, water is directed through the rim. It scours bowl, folds over into jet; siphon.

Siphon Jet

A water closet that is sanitary, efficient, and very quiet. Water enters through the rim and through the down leg.