Programming & Analysis (PA) Flashcards
I = PAT
Impact = population x affluence x technology
Landscape fragmentation & impacts
Loss of cohesive patterns of connectedness in a landscape. Negatively impacts biodiversity and landscape resilience.
Qualifiers for Sustainable material selection (4)
Regionally available, sustainably harvested, low impact, and reused/recycled.
Sustainable energy design (2)
Energy conservation and use of regenerative energy sources
Sustainability elements to consider
Material selection, energy consumption, water use, waste, lighting, construction methods, site development practices
Building for Economic and Environmental Standards (BEES)
Evaluates the life cycle costs and environmental impacts of building materials in 10 areas of concern
5 LEED Categories
Site design and planning, energy use, water management, materials resources and waste, indoor environmental quality
BEES Life Cycle Assessment - 10 lmpacts
- Global warming potential
- Acidification potential
- Eutrophication potential
- Natural resource depletion
- IAQ impacts
- Solid waste impacts
- Smog
- Ecological toxicity
- Human toxicity
- Ozone depletion
Green building material requirements (9)
- Recycled / salvaged
- FSC wood
- Short term renewable (10 years)
- Toxin free
- Reduced material volume
- Low manufacturing footprint
- HVAC efficient
- Reusable or recyclable
- Locally sourced
ABS Piping
Acrylonitrile Butadiene Styrene. Used for waste pipes but contains very toxic materials and is expensive to manufacture.
Cast Iron pipe
No more durable than PVC but manufacturing has high environmental and energy impacts.
Dangers of PVC
Highly toxic manufacturing, not reusable or recyclable, cannot be safely burned.
Dangers of Cement Dust
High alkalinity can tamper with local groundwater PH and potentially harm aquatic life
Fly Ash Concrete
Add mixture for cement that uses by-product of burning coal. Increases strength of concrete mix and reduces the amount of Portland cement required.
What is the Brownfield Movement?
1990s push to find effective uses for abandoned and environmentally unsafe properties
Strategies for minimizing disturbed area
Clustering buildings, increasing density, and encouraging smaller building footprints
CINDI
Center for Integration of Natural Disaster Information
Info on local site hazards such as earthquakes, landslides, flood, etc.
What contributed to the transition of nomadism to urbanism?
Agriculture, religion, surplus of food, ceremony, and leadership.
Land Ordinance of 1785
Rectangular survey system for areas west of the Pennsylvania Ohio border. (16) 6x6 mile townships divided into 36 sections to make up a town.
Catchment Area
Region of primary market for a certain development (I.e. patrons at a proposed supermarket or students in a district)
Proxemics
Observations and theories of the use of space and how it defines a culture
Behavior settings
Locations and conditions of a location associated with ritual.
What utilities are typically found under roadways?
Sanitary sewers, storm sewers, and water mains
What utilities are typically found adjacent to roadways?
Electrical, telecommunications, and gas
Albedo
Solar reflectance. Measured on a scale of 0-1
What are wetlands protected from?
Damage due to development, discharge, and destruction
What areas are not suitable for development?
- wetlands and sites within 100ft
- elevations lower than 5 ft above 100 year floodplain
- habitats for endangered species
- historic sites
- farm land
Key elements of selecting BUILDING LOCATION
- existing infrastructure
- contribution to mixed use
- public transportation / pedestrian
- minimize vegetation clearing
- minimize shadow on adjacent bldgs
- maximize airflow
- use of gravity sewer systems
Key elements when deciding BUILDING GEOMETRY
- minimize building footprint
- optimize material use and limit waste
- high reflectance roof (or green)
- providing bicycle storage
Bioswale
Shallow grass-lined ditch or channel designed to detain storm runoff and remove contaminants through phytoremediation
What agency keeps topographical information of the US and located floodplains?
US Geological Survey (USGS)
NFPA 1
Fire code
NFPA 101
Life safety code
NFPA 70
Electrical code
ANSI Standard A117.1
Accessible and Usable Building Facilities. What ADA requirements are based on
After ICC issues an update to IBC, how much time does a state have to adopt it?
No time limit.
Steiner Tunnel Test
Surfacing burning test for interior finishes. Establishes a flame spread index (FSI). Part of ASTM E84
SDI
Smoke Developed Index
What does zoning primarily regulate?
- what the parcel can be used for
- how much can be covered by bldg
- how large structures can be
- setbacks
- parking requirements
What are 3 kinds of covenants?
- restrictive
- affirmative
- conditional
What factors are impacted by occupancy classification?
- maximum area of building
- maximum allowable height (in height and number of stories)
- how the building is separated from other structures
- egress design
- use of fire partitions
What are the critical things to determine during programming?
- Occupancy
- Construction Type
- Max Allowable Area & Height
- Energy Conservation Appraoch
What are the least and most fire resistive construction types?
Type I (most resistive)
Type V (least resistive)
What do the A & B suffixes mean on construction types?
Whether or not the building is fire-protected. A is protected, B is not.
What factors should be determined at the start of schematic design? (After initial code review and and programming is completed)
- Calculate the occupant load of the building
- Complete in depth code review
What climatic influences are part of schematic design?
- Solar orientation
- Design strategies for climatic regions
- Alternative Energy Systems
Solar Altitude
Sun’s angle above the horizon
Azimuth
Sun’s angle north/south from an east/west line.
What is the best overall building orientation for the northern hemisphere?
Long edge facing south with a 5-25 degree angle east or west.
What are (5) examples of sun shading that keeps the building cool in summer and warms it up in winter?
- Overhangs
- Shades
- Louvers
- Vertical Baffles
- Deciduous trees
What are (4) energy efficiency techniques for cold climates?
- Use as little surface area as possible (cube)
- Large south facing windows
- Use dark colors for exterior
- High thermal mass interior finishes
What are (3) energy efficiency techniques for hot, humid climates?
- Narrow floor plans for easy cross ventilation
- Provide shade at all openings
- Use light exterior colors
What are (4) energy efficiency techniques for hot, arid climates?
- Use small surface area-volume ratio
- Minimize opening sizes
- Provide shade at openings
- Use light colors at building exterior
- Use materials with high thermal mass
What are methods for passive solar heating?
- orient building within 15 degrees of true south.
- use thermal mass to capture heat
- plant deciduous trees along south
Radiative Cooling
Used thermal mass to tire heat during the day and releases to the outside at night
Ground Coupling
Uses stable coolness of the earth to cool a building using a ground source heat pump
Passive Solar Cooling
Uses concepts of shading, natural ventilation, radiative cooling, evaporative cooling, and ground coupling
Natural cooling strategies
- use passive solar cooling
- trees and other landscape to shade
- use shading devices
- minimize glazed areas on east and west facades
- use light or reflective materials
- limit use of paving
- take advantage of wind patterns
What are the four main alternative energy systems?
- Passive solar heating
- Natural cooling
- Active Solar
- Photovoltaics
What is the US Public Land Survey?
A grid system that establishes site boundaries. Made up of parallels (horizontal) and meridians (vertical). The grid is spaced 24 miles square
Describe this designation:
T.13N, R.7E, 6th PM
Township 13 North, Range 7 east of the 6th principal meridian
How many acres are in a land section?
640 (80x80)
How many square meters are in a hectare (acre)?
10,000
Slope formula
G=d/Lx100%
Slope = vertical / horizontal
Building use on slopes 0%-4%
Usable for all types and easy to build on.
Building use on slopes 4%-10%
Suitable for informal movement and outdoor activity. Can be built on with little difficulty
Building use on slopes 10%
Difficult to build on and difficult to climb / plan activity
What is the maximum slope for a landscaped slope?
50%
What is the max slope for a road?
10%
What is considered a high water table?
6-8ft below grade
What is the water table?
Underground level in which the soil is saturated with water
Runoff Coefficient
Fraction of the total precipitation that is not absorbed into the ground
What is a silt fence?
Temporary fence designed to allow water to pass through while filtering sediment. Placed along the perimeter of construction sites.
What are the 4 grain classifications of soil?
Gravel (over 2mm)
Sand (.05mm-2mm)
Silt (.002mm-.05mm)
Clay(under .002mm)
What are geological considerations when determining site feasibility?
- soil types
- moisture content
- depth of topsoil
- depth to water table
- depth to bedrock
- drainage characteristics
- soil fertility
- rock outcroppings
- susceptibility to compaction
What is hydrology?
The occurrence, movement, and quality of water on site
Where can you find a map of the US floodplains?
FEMA (Federal Emergency Management Agency)
What is a brownfield?
Property whose development may be complicated by the presence of hazardous substances.
How far must water mains be separated from sewer lines?
10ft
What is REDM
Reflector-less Electromagnetic Distance Measurer
What is Rectified Photography?
Digital image capture where the focal plane of the camera is set parallel to a facade to generate a scaled orthographic image
Stereophotogrammetry
Two overlapping photographs that make a 3d drawing
Convergent Photogrammetry
Photos taken of an object from different angles to generate a 3d scaled image. Slower than laser scanning but more accurate
Where can you find regulations of historic preservation and a listing of historical landmark listings?
The Historic Preservation Service of the National Parks Service
Where can rehabilitation standards be found?
Secretary of the Interior’s Standards for Rehabilitation
What are the 4 historical treatment approaches?
- Preservation
- Rehabilitation
- Restoration
- Reconstruction
“Attempts to retain historic fabric through conservation, maintenance, and repair”
Preservation
“Emphasizes retention and repair of historic materials but gives latitude to replacement due to deterioration”
Rehabilitation
“Focuses on retention of materials from the most significant time in a property’s history, while permitting removal of materials from other periods”
Restoration
“Allows the opportunity to recreate a non-surviving site, landscape, building, structure, etc”
Reconstruction
What is the name of the regulatory requirements for rehabilitation and associated tax credits?
Federal Historic Preservation Tax Incentives Program
How to protect and maintain historic masonry
Ensure proper drainage from joints and cavities. Clean with low pressure water and gentle detergents
How to repair historic masonry
Hand rake joints and repoint. Avoid mortars with high Portland cement content
How to replace historic masonry
Reproduce the existing physical features or use a compatible substitute
What are the steps to treat historic masonry per the Historic Preservation Service of the National Parks Service? (5)
- Protect & Maintain
- Repair
- Replace
- Remove Features from Other Periods
- Recreate Missing Features
What are the 5 steps to programming?
- Establish Goals
- Collect Facts
- Uncover Concepts
- Determine Needs
- State the Problem
Four major considerations during programming
- Function
- Form
- Economy
- Time
How many SF does a student need?
15-20 sf
How many SF does an office worker need?
100-250 sf
Benchmarking
Establishing common standards for rooms, spaces, and activities based on the measurement of similar facilities
What makes up the gross building area?
Net assignable area + unassigned area
Efficiency Ratio
Net Area : Gross Area
How to calculate gross area based on net area and efficiency ratio?
Net area / efficiency ratio
Ex; 100,000 SF / 80% = 125,000 Gross SF
Per BOMA Z65.1, where is the exterior wall measured?
If 50% glass or more, to the inside face of glass. If less than 50%, to the inside face of exterior
How to calculate amount of space needed to lease given the net assignable required, efficiency factor, and load factor?
(Net assignable / efficiency) * load factor
Or
Gross * Load
Per AIA, what happens if the final design comes in over budget?
The architect may be required to redesign the project to be within budget, for no additional compensation
What is assembly method budgeting?
Creating a budget based on subsystems like wall finishes, plumbing, roof systems, etc to determine where the bulk of cost lies
What makes a property ‘underdeveloped’?
Not being used and developed in a way that yields the highest return on investment.
What are the 3 ways that land value is calculated?
- Market Approach (similar properties)
- Income Approach (income potential)
- Cost Approach (cost of land and development)
What is a ‘mill levy’?
Property tax amount charged per $1,000 value.
General Tax
any tax imposed for general governmental purposes. Typically used for maintenance of government property.
Ad Valorem Tax
Tax based on the value of property.
Special Sales Tax
imposed for a specific purpose e.g. major transportation project.
General Obligations Bond
Amount backed by an increased tax to finance the acquisition or construction of a public facility (school, library, etc.) Taxes are increased to cover the bond usually for a period of 10-30 years. Requires voter majority.