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Mold Remediation Contractor TX State
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Can mold be found anywhere? - ✔✔yes, they can grow on virtually any organic substance (food) What is needed for mold to to grow? - ✔✔moisture and oxygen must be present What is the key to mold control? - ✔✔Moisture control According to the EPA, what is the ideal RH? - ✔✔ 30 - 50% (below 60%) If water is detected how quickly should it be cleaned and dried to prevent mold growth? - ✔✔within 48 hours What are the EPA regulations for mold? - ✔✔There are no EPA regulations for mold What is PPE? - ✔✔personal protection equipment What is the minimum PPE recommended? - ✔✔N-95 respirator, gloves and eye protection. What should a remediation plan include? - ✔✔1. Steps to fix the water/moisture problem
- The use of PPE
- The steps to contain and remove moldy building materials to avoid spreading What is the remediation manager's highest priority? - ✔✔The protection of the occupants and remediators health and safety.
Remediation involves what 3 steps according to the EPA book? - ✔✔1. Fix the water/humidity problem
- Continue to communicate with building occupants
- Completely clean up mold and dry water - damaged areas What are possible locations for hidden mold according to the EPA book? - ✔✔pipe chases, utility tunnels, walls behind furniture, condensate drain pans inside air handler, porous thermal/acoustic liners in duct, roof materials above ceiling tiles What three water (clean) damaged materials are recommended to discard and replace? - ✔✔1. ceiling tiles
- cellulose insulation
- fiberglass insulation What should you do if the building occupants are reporting serious health concerns? - ✔✔Advise them to consult a health professional According to the EPA, what are the 4 clean-up methods? - ✔✔1. Wet Vacuum
- Damp-wipe
- HEPA Vacuum
- Discard What 2 clean-up methods are the same for concrete or cinder block regardless of the square footage? - ✔✔1 and 3 - Wet vac or HEPA vac Which clean up method can be used on every piece of material or furnishing affected? - ✔✔ 3 - HEPA vacuum For non-porous, hard surfaces such as plastics and metals, regardless of amount, which cleaning methods are recommended. - ✔✔1,2 and 3 Wet vacuum, damp wipe or HEPA vacuum
- double layers of fire retardant 6 mil poly
- a decon chamber or airlock constructed for entry into and exit from remediation area (airlock chamber)
- slit entry with flap
- should be large enough to hold waste container and allow person to put on/remove PPE, all contaminated PPE should be placed in sealed bag in this chamber, excluding respirators
- respirators should be worn until outside decon chamber. PPEs must be worn when during full containment? - ✔✔Must be worn throughout the final stages of HEPA vacuuming and damp wiping of the contained area. PPE must also be worn during HEPA vacuum filter changes or cleanup of the HEPA vacuum What are acute reactions to mold? - ✔✔Acute is short term Are severe, immediate reactions usually occurring after a single exposure What are chronic effects of mold exposure? - ✔✔might take days to years to appear and usually from repeated small exposures How does hazardous substance (mold) enter the body? - ✔✔1. inhalation (breathing)
- skin absorption
- ingesting (swallowing) What do the effects of hazardous substances depend on? - ✔✔1. the chemical/material (what)
- the concentration (how much)
- the route of entry (how its taken into the body)
- the duration of exposure What are the potential health effects of mold? - ✔✔1. allergic reaction/disease
- irritant effects
- infections
- toxic effects
- mVocs List the 4 important indoor allergenic molds - ✔✔1. penicillium
- aspergillus
- cladosporium
- alternaria 3 & 4 are prevalent outdoor molds that can often be found indoors Irritant effects can effect what? - ✔✔eyes, skin, nose, throat and lungs Cryptococcus - ✔✔fungus associated with bat droppings Histoplasma - ✔✔fungus associated with bird droppings Blastomyces - ✔✔fungus inhabiting decaying wood Coccidiodes - ✔✔fungus common is S W U.S. soil How many mycotoxins have been identified from common molds? - ✔✔over 200 w/ 450,000 different varieties What are 4 species of common toxigenic molds? - ✔✔stachybotrus, aspergillus, penicillium, fusarium What are mVocs? - ✔✔microbial volatile organic compounds. They are produced by molds and released into the air often having strong/unpleasant odors. Exposure has been linked to symptoms such as headaches, nasal irritation, dizziness, fatigue, nausea
HP- hypersensitivity pneumonia - rare but serious immune related condition usually related to occupational exposure What are some uncommon allergic syndromes? - ✔✔Allergic bronchopulmonary aspergillosis Allergic fungal sinusitis It is important to note that there is no evidence to link exposures to fungi in home, school or office settings to these conditions Mycotoxins in moldy food have been reported to cause what? - ✔✔Liver damage, nervous system damage, immunological effects Minimum PPE? - ✔✔n-95 respirator, gloves, goggles What form does the mold remediator give to the customer regardless of whether or not the consultant has given one? - ✔✔THE CONSUMER MOLD INFORMATION SHEET OR CMIS Who writes the remediation plan? - ✔✔the contractor Who writes the remediation protocol? - ✔✔the consultant What activities does the EPA recommend for cleaning ceiling tiles, fiberglass/cellulose insulation within 24 to 48 hours of clean water intrusion? - ✔✔remove and discard What is the regulated standard for mold in the air/on surfaces according to the EPA? - ✔✔There are none according to the EPA What is the number of days of advance notice required by the TMARR? - ✔✔5 working days
what is the threshold for notification for mold projects in TEXAS? - ✔✔>/= 25 contiguous sf of effected material to be cleaned or removed What is the start and stop date? - ✔✔The start date is the day the actual mold remediation begins and the stop date is the day following achieved clearance What are the fees for mold notification? - ✔✔$100 per project except $25 fee on owner occupied residential dwellings Unless otherwise stated in regulation, what is the required length of time a licensee is required to keep records? - ✔✔3 years How is the notification fee assessed and paid? - ✔✔a notification invoice is sent to the MRC and must be paid within 60 days of invoice date Can an individual perform both mold remediation and mold assessment activities? - ✔✔Yes, but not on the same project and must disclose any conflict of interest to any affected party If a licensee becomes aware of violations of the TMARR, what does their responsibility require them to do? - ✔✔Report the violation to the department if violation has not been corrected within 24 hours What must the licensed MRC and MAC do for the client prior to initiation of mold related activities? - ✔✔Give client copy of CMIS. What must the MAC give the client prior to mold related activities? - ✔✔a CMIS and a copy of the Mold Remediation Protocol, signed by licensee with expiration date and license number with all pages and drawings initialed What must the MRC give the client a copy of prior to mold related activities? - ✔✔a CMIS and a copy of the Mold Remediation Work plan, signed by licensee with expiration date and license number with all pages and drawings initialed
Critical Severity Level I - $ Serious Level II - $ Significant Level III - $ Civil: $2000 for first violation, $10,000 for second or more What constitutes a critical violation? - ✔✔*engaging in conflict of interest *working w/o credential or expired >30 days *failure to meet insurance requirements *cheating on state exam failure to specify or to use specified containment on job What constitutes a serious violation? - ✔✔failure to disclose ownership as required *working w/ credential expired <30 days *failure to submit a timely notice failure to keep training current What constitutes a significant violation? - ✔✔failure to have a department issued ID card on site *failure to provide the CMIS to customer *submitting an incorrect/improper notification failure to conduct a training class w/in department requirements What are the EPA recommendations for HVAC filters? - ✔✔should be upgraded to a 50%-60% filter or a MERV 8 should be changed following a remediation activity According to TMARR, what are the requirements for state exam? - ✔✔70% or higher *can only take exam after taking accredited training course
*app must be submitted 5 days prior to test date with a $25 fee/individual may take the test if approved arrangements with a $50 fee must pass within 3 attempts or individual must retake initial accredited course What are the 2 qualifications of the worker? - ✔✔1) must be employed by a mold remediation company/contractor 2)must have state approved training What is the main factor that controls mold growth? - ✔✔moisture and available water, mold does not need standing water to grow What conditions in modern building construction practices contributes to mold growth in buildings? - ✔✔a more tightly sealed building envelope *set back thermostats *recycling of indoor for energy conservation What is Relative humidity? - ✔✔the amount of water vapor in the air relative to the total capacity of water vapor the air can contain at a specific temp. Are all molds toxic? - ✔✔No Do all molds have the potential to cause health affects? - ✔✔yes. allergenic, irritation, toxic and pathogenic According to the CDC, how many indoor molds have been identified? - ✔✔> What is a HEPA filter? - ✔✔a filter than can trap small particles and aerosols down to .3 micrometer, with varying efficiencies. 95 is 95%, 99 is 99% and 100 is 99.97% What is the annual fee for a Mold Remediation Contractor? - ✔✔$500 for 2 years
What are mold related activities? - ✔✔performance of mold assessment, remediation or related activities What is a credential? - ✔✔*license for MAC, MAT, MRC or companies *registration for workers Accreditation for training provers What is a residential property? - ✔✔building containing one or more residential dwelling units intended to provide living quarters for more than a transitory period, including vacant or under construction properties Contiguous - ✔✔in close proximity, neighboring Who requires mold license or registration? - ✔✔TDSHS Stop Date - ✔✔the date following the date that final clearance is achieved Working Days - ✔✔Monday through Friday including holidays that fall on these days OSHA - ✔✔federal agency in charge of worker protection EPA - ✔✔federal agency in charge of environmental protection Clearance assessment includes what methods? - ✔✔visual *procedural *analytical Category I water - ✔✔clean water
work area must be clear of what? - ✔✔mold and wood rot Dry, tolerant molds - ✔✔xerophyllic Can produce Tricothecene - ✔✔stachybotrus SBS - ✔✔sick building syndrome Amplification - ✔✔growth occurring to noticeable or detectable levels 3 liabilities for Contractors and Consultants - ✔✔1) regulatory 2)criminal 3)civil What is mold remediation? - ✔✔removal, cleaning, sanitizing, demolition or other treatment including preventative activities of mold or mold contaminated matter that was not purposely grown 6 parts of MR protocol - ✔✔1) qty (rooms, area, contents)
- containment (estimates of qty of materials to be removed/cleaned and identify contents to be cleaned/discarded)
- clearance level (methods employed for each area and remediation technique used)
- ppe (types used, decon process/configuration)
- cleaning methods (proposed containment and types for each area/remediation technique) 6)location (proposed clearance criteria for each type/area of work) Cover page of work plan includes what? - ✔✔*name *license # *exp date *signature (initial every page)
