Monday, March 10, 2014

Building Materials Overview

Roof
After researching a variety of different roofing types the team selected a roofing membrane made up of several layers including a liquid applied waterproofing, drainage mat, filter fabric, and ballast. The color is a light color ballast which helps reduce the heat island effect. It is  directly adhered to the structural slab.
Concrete
Our team realixed that concrete was the ideal choice for several conditions. In addition to the steel reinforced concrete gradebeams and spreadfootings for our foundations,we used 4" thick poured concrete over a 6" thick foundationfor all sidewalks.
The exterior stone walking surface is made up of granite stone slabs, while the exterior wall and canopy are made with pressed precast concrete panels in rain-screen cavity wall assembly, and an anti-graffiti coating.
Glazing
 The team selected variety of different glazing types to meet the needs of our renovated library. Throughout the exterior skin of the building our curtain wall on the first and second wall utilized an insulated glazing unit assembly made up of an outer lite of ¼” heat strengthened glass ; 0.06" polyvinyl butyral interlayer sandwiched with another ¼” heat strengthened glass followed by ½” air gap and an inner lite made up of a single 3/8” heat strengthened  tempered piece of glass. All exterior glass has a costume color digital printed ceramic frit on its surface along with a Low-E coating. Our skylight uses the same IGU assembly.
For interior windows the team used a laminated glass assembly featuring a 0.06" polyvinyl butyral interlayer sandwich between two ¼” thick heat strengthened pieces of glass.  
The spandrel/ opaque  glass panels assemblies are to match with the insulated glazing unit.


Landscape
The planting beds are Gallum ordatum and sweet woodruff. 
Metals
The enameled steel are heavy galvanized enameled steel sheets which go behind the main information and circulation desk.
Ceilings
We have variety types of ceiling for this project. In the readings acoustic wood fiber panels 2” thick, 2’-3/4” by 12’ were used in other areas such as the meeting room we used 2’ by 4’ acoustical square tiles on exposed tee grid in other area we suspened 5/8” gypsum wall board. In areas such as the mechanical room we exposed the underside of the structural slab.
  
Flooring

For the different types of spaces the team used several different types of flooring. These different types of flooring were selected.The cafe and elevators have rubber flooring while kids and teen room has carpets.

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