Construction and specification Flashcards
What are the four common forms of construction?
Trench or strip foundation
Raft foundation
Piles foundation
Pad foundation
What is the measurement of a brick?
215 x 102.5 x 65mm
What is a cavity wall construction?
Two layers of brickwork tied together with metal ties, with a cavity that is filled with insulation. No headers are used.
How can you recognise a cavity wall construction?
Cavity tray, air brick or weep holes may be visible.
What foundation does venture house have
Pad foundation as it has a steel frame
What happens when foundations fail
You can get cracking in the brickwork
What are the two main methods of construction for new office buildings?
Steel or concrete frame
What are the typical features of a steel frame building?
Usually have less columns and a wider span between the columns.
What are the typical features of a concrete frame building?
Usually have more columns, lower floor heights, and a shorter span between columns.
What is the institutional specification of a office? (13)
Top 1. Ceiling void of 350mm 2. Suspended ceiling 3. Air con 4. Lg7 compliant lighting Middle - 1. Double glazed windows 2. Max depth of 12metre to 15 meters to allow natural light to an office are 3. Aprox ceiling height of 2.6/2.8meters 4. Lifts
Floors -
- Full access raised floors with floor boxes
- Carpeting
- Floor void of 150mm fully accessible
- Floor loading of 3 to 5 kilo neutrons with an allowance of 1kilo neutron per square metre for partitioning
Bottom -
Car parking ratio of 1 space per 200 sq ft for a green field site.
What are the different types of air con? (6)
VAV- variable air volume (highest cost but most flexible) Fan coil - 4pipe VRV - variable refrigerant volume Static cooling -chilled beam Mechanical ventilation Comfort cooling
Why is January 2015 important?
R22 refrigeration systems will be illegal. Existing r22 systems need to be modified to become more environmentally friendly.
What is the typical construction of an industrial unit?
Steel portal frame.
What is the current institutional specification of an industrial unit of warehouse? (7)
Min 6m clear eaves height with 10% roof lights
Min 30 kilo neutrons per sq metre floor loading
Plastic coated steel profile cladding with brick or block work walls to approx 2m
Full height loading doors
3 phase power
5-10% office content and wc facilities
Main services capped off
What are the 3 main types of fit out?
Shell and core
Category A
Category B