IEQp1: Minimum IAQ Performance (Req for all)

2 paths

1) Active Ventilation: Follow ASHRAE 62.1-2007 Chapter 6 paragraph 5.1 (with errata but without addenda)

2) Passive Ventilation: Same standard

IEQp2: Environmental tobacco Smoe (ETS) Control (Req for all)

3 paths

1) Any designated exterior smoking area at least 25 feet away from operable openings AND ban indoor smoking

2)Exterior areas 25 ft min. PLUS

Indoor smoking in designated rooms with exhaust direct to outdoors. Air never recirculated to non smoking areas. smoking areas should have negative pressure (min. of 1Pa, avg of 5Pa)

3) for residential or hospitality - same exterior 25ft reqs.

- ban smoking in common areas

- seal vertical chases, any wall, floor penetrations

- weather stripping on all operable openings leading to common hallways - or - pressurized per Path 2 above

- Sealing of res. units shall pass a blower door test per ANSI/ASTM-E779-03. SHould have les than 1.25 square inches of leakage per 100 square feet.

Install permanent monitoring systems. Set alarm for when ventilation performance deviates 10% or more from set point.

1) for naturally ventilated spaces - CO2 monitoring between 3; and 6; above floor.

2) Mechanically ventilated spaces - monitor CO2 in densely occupied spaces.

NOTE: For all, breathing zone is 2' from walls, 3-6' above floors. Use .3 CFM per s.f. for outside air

 For Naturall ventilated spaces

- study CIBSE (Chartered Institution of Building Service engineers) applicatons Manual - show that bldg meets these reqs. 

option 1 - CIBSE Applications Manual 10: 2005, natural Ventilation in Non-domestic Buildings

option 2 - CIBSE AM 13:2000, Mixed Mode Ventilation

OR use a model to show that airflow in each room will effectively naturaly ventilate and meet ASHRAE 62.1-2007 for 90% of occupied spaces.

FOR MECHANICALLY VENTILATED SPACES

Increase outdoor vent rates to breathing zones by min. 30% per ASHRAE

Create and implement IAQ Management Plan for pre-occ and constructin phases:

1) Use filtration media w/ a MERV (Min. Eff. Reporting Value) of 8 at each RA griller per ASHRAE 52.2-1999. Change filtration media before occupancy

2)Protect installed or stored on site absorptive materials from moisture damage

3) At Min., meet SMACNA (Sheet metal and air conditionong national contractors assoociation) IAQ Guideline for occupied buildings during construction.

IEQc3.2: Construction IAQ Management Plan: Before Occupancy (1 for NC and Schools, NA for CS)

2 paths

Create and implement IAQ management plan after installation of all finishes and cleaning, but before occupancy.

1st path: flush out - Keep relative humidity less than 60% and a minimum of 60 degrees F. Total air volume of 14,000 cf of outdoor air per s.f. of floor area.

OR

Supply 3500 cf. of outdoor air per s.f. of floor area before you can use the space. Ventilate the space for at least 3 hours before use and maintain until you can supply 14,000 cf/sf.

2) Air Testing - per the EPA do a baseline IAQ test between construction and occupancy.

1) Simulate normal conditions and run test.

2) After installation of finishes

3) 1 testing location per 25,000 sf

4) 3'-6' above floor for at least 4 hours

IEQc4.1 Low Emitting Materials: Adhesive and Sealants (1 for NC, Schools and CS)

2 paths (standards), 1 for schools

1) SCAQMD - South Coast Air Quality Management District

2) Aersosol Adhesive: Green Seal Standard for Commercial Adhesives

Schools:

California Dept of Health Service Standard Practice

IEQ4.2 - Low Emitting Materials: Paints and Coatings (1 for All)

3 divisions, 1 for schools

Comply with following standards:

Paints, etc. - Green Seal Standard GS-11

Anti-rust, anti-corrosive - Green Seal Standard GS-03

Schools:

California DHS Standard Practice

IEQc4.3 - Low Emitting Materials: Carpet System (1 for all)

2 paths

Meet the following:

1) a)Make sure all carpet meets reqs of Carpet and Rug Institute's Green Label Plus

b)Make sure all cushions meet the same

c) All carpet adhesive meets VOC limit of 50 g/l

d) Hard survace (linoleum, etc) certified to meet FloorScore standard by third party

e) Floor sealers must meet SCAQMD

f)Grout & adhesive shall meet reqs of SCAQMD

2) All flooring elements meet California DHS Standard Practice

IEQc4.4 - Low Emitting Materials: Composite wood and Agrifiber products (1 for all)

2 paths

1) Use agrifiber and composite wood products that contain No added urea-formaldehyde resins

- includes door cores, MDF, particleboard, plywood, etc. Does not include FFE

- Agrifiber includes cereal straw, coconut husk, sunfower husk, sugarcane and agricultural pruning.

2)Ensure all meet California DHS Standard Practice

IEQc5 - Indoor Chemical and Pollutant Source Control Products (1 for all)

3 reqs

1) Between cons & occupancy install filtration media that has MERV of 13 or better (ANSI/ASHRAE 52.2, 1999)

2) Areas that may have chemical pollutants (copy/print, garage, labs) create negative pressure. .05cfm/sf. Min of 1 Pa and avg of 5 Pa difference between spaces

3) Permanent entryway systems at all entries - directly connected to outdoors. Grilles, grates, to capture particulates.

IEQc6.1 Controllability of Systems: Lighting (1 for NC/Schools, NA for CS)

1 path NC, 2 for schools

NC

Give controllability of lighting system to 90% or more of building FTE. AND give control of lighting for ALL shared multi occupant spaces to meet pref and needs

Schools

For regularly occupied spaces (offices)

Give control to 90% or more of FTE. AND give control of lighting to ALL learning spaces, labs, music rooms, shops, dance and exercisestudios, gyms to meet needs.

IEQc6.2 for NC and schools (IEQc6 for CS) - Controllability of systems: Thermal Comfort (1 for all)

2 reqs

1) Give control to 50% of users. Use window IF occupant area w/in 10' either side of window or 20' insde. 

- ASHREA 62.1-2007 - operable windows shall be 4% of total floor area.

2)Give control of thermal system to ALL shared multi-occupant spaces.

IEQc7.1 for NC & Schools, IEQc7 for CS - Thermal Comfort: Design (1 for all)

1 Path, addtl req for School, CS

Design building envelope per ASHRAE Standard 55-2004. Show compliance per Section 6.1.1. Prected Mean Vote.

Schools:

Typical Natatorium Design Condition per ASHRAE HVAC Applications Handbook, 2003 edition (natatorium is a separate building w/ a pool)

CS:

Must allow tenant build out to meet criteria. Must install windows or mechanical system to qualify.

IEQc7.2 - Thermal Comfort: Verification (1 for all)

1 req, 1 addtl for NC

Conduct an anonymous thermal comfort survey (grade 6 & above) within 6-18 months. If less than 80% satisfied, fevelop a plan of corrections. Include measuring variables per ASHRAE Standard 55-2004.

NC: Permanent monitoring system.

IEQc8.1 Daylight and Views: Daylight (1 for NC and CS, 1-3 for Schools

4 paths

Schools - 75% daylight = 1 point, 90% = 2 points

NC & CS - 75% = 1

1)Prescriptive - follow formula relating to VLT (visual light transmittal) and WFR (window to floor ratio)

2) Computer Simulation - 

3) Measurement - Use records of measurements of indoor lights to show that applicable spaces have at lest 25 horizontal footcadles illumination. 

4) Combination - Any combination of above methods

IEQc8.2 - Daylight and Views: Views (1 for all)

2 reqs

Provide views for 90% of regularly occupied spaces. Glazing b/w 2'6 and 7'6, meet 2 criteria:

- In plan, be able to draw line of sight from area to perimeter vision glazing

- In section, draw line of sight from area to perimeter vision glazing. 42" avg seated height

If 75% of a private office has a view, count it. If space has multiple occupants, only ocunt the actual areas with a view.

Addtl for CS - include feasible tenant layout