A survey of Scarborough High School has found 10 areas where water got into the building, and all areas were repaired, without being tested for the presence of mold.
The test, by Northeast Test Consultants, an indoor air quality company contracted by the Scarborough School District, found 10 examples of water infiltration in the building, but could not determine if they actually contained any mold.
All the areas were repaired anyway, by removing the affected areas, further testing for moisture, and repairing the area with new supplies. Currently there is no evidence of further water infiltration, according to Scarborough School District Facilities Manager Norm Justice.
With a 14-phase construction project involving some 300,000 square feet of renovation and new construction, 10 examples of water infiltration is not uncommon, Justice said.
“With the complexities of the tie-ins, these cases of infiltration are not unusual,” he said. “You fix the leaks and you remove any potential for mold; that is a very common practice at large commercial buildings.”
Jim Guzelian, general manager for Northeast Test Consultants, told the Board of Education during its July 21 meeting that his company has conducted both air quality tests and intrusive testing at the high school.
The air quality tests were conducted just before the project began and again in March, when a series of questions were raised regarding the construction project. He also will conduct a third test this fall, which will be compared against the two tests already taken.
But Guzelian said air quality tests are not the first action his company takes when investigating mold issues. Instead he starts with the building’s history and then conducts site observations before undertaking any testing.
Once an area has been located and indications of either mold or water infiltration is discovered, a number of tools can be used to further test the area and gather evidence.
If the evidence points to a problem, then Guzelian has the authority to remove portions of the wall to search for mold or wet areas. Once the problem is fixed, the wall is repaired. In addition, Guzelian also searches for the source of the infiltration and it too is repaired.
“I think we have eliminated all the sources so far, to date,” Guzelian said.
In addition to the 10 wet areas that have been discovered this year, there were two cases of mold found last July by the construction team. Both examples were caused by standing water and were repaired to the satisfaction of the code enforcement officer, according to construction documents.
Information provided by the construction team indicate that of the more than 688,888 square feet of gypsum board used in the project, 10 square feet of drywall had mold on it. All of the affected areas were removed and replaced with new material.
The high school construction project has been under scrutiny for several months after a number of construction issues were raised during the spring. At one point there was a move to hire an independent engineer to review the entire project, but both the Town Council and school board rejected the idea.
A couple of weeks ago the town agreed to hire an outside engineer at the request of the code enforcement department to review portions of the project.
On July 14 Po-Shang Chen and Christian D’Annunzio, of Boston-based C and C Consulting, reviewed a number of areas including the foundation and exposed columns in the classroom addition.
During the tour here was some discussion regarding the possibility of mold inside the building, but the code enforcement officer seemed satisfied with how it was handled, Justice said.
C and C Consulting’s report is expected sometime in late August or September.
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