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15 IITGN-UL/Façade                                                                                                                                                           16 IITGN-UL/Façade


                                                                                                                                                                                                       348  800 .....                  TERRACE FLOOR LEVEL
                                                                            3. Design of the structure                                                                                                ..... 300 .....                                                                                                             TERRACE FLOOR LEVEL

                                                                                                                                                                                                  3000  ..... 1259
                                                                            a. Architectural details                                                                                                   1259  800 .....                 SECOND FLOOR LEVEL
                                                                                                                                                                                                      ..... 300
                                                                            The test facility for glass façade assembly testing under fire developed by Underwriters                                   1259                            ACP CLADING                                                                                SECOND FLOOR LEVEL
                                                                            Laboratories and IIT Gandhinagar is a composite steel and concrete structure designed                                 3000  ..... 1259
                                                                            and constructed to resemble a typical modern city center office development.  The test                                                                     FIRST FLOOR LEVEL
                                                                            building consists of G+2 story with  three fire compartments at each level. The plan                                      ..... 800 ..... 300
                                                                                                                                                                                                      .....
                                                                            dimensions at each story is about 10’ x 20’ with a story height of 10’. Masonry partition                                  1067                            6MM THK REGULAR GLASS                                                                      FIRST FLOOR LEVEL
                                                                            wallsare provided between  the compartments. Roof is constructed is  the form of                                      3000  .....                          STRUCTURAL GLAZING                                                                        6MM THK SAINT GOBAIN REFLECTIVE
                                                                            composite deck slab at all three levels.Fire doors of 1.5 hour fire rating are used to separate                            1067                                                                                                                      GLASS STRUCTURAL GLAZING
                                                                            the three compartments along with masonry partition walls. Access to higher floor level is                                 600                             FFL + 0,00 M
                                                                            through steel chequered staircase provided at the rear end of the facility.                                                                                GROUND LEVEL                                                                               FEL + 0.00M
                                                                            The test facility consists of three faces with different glass assemblies to be tested. In the                                                                                                                                                        GROUND LEVEL
                                                                            test programme four major full scale fire tests on glass façade assemblies were carried out                      Figure 3: Elevation view of local/standard glass + ACP test assembly
                                                                            to investigate different aspects of façade fire.                                                                                                                                                      Figure 4: Elevation view of standard glass + MDF test assembly

                                                                             1.    Local market glass + Aluminium composite panel (ACP)

                                                                             2.    Standard glass + ACP                                                                                                                                         TERRACE FLOOR LEVEL
                                                                                                                                                                                                     800           PLASTER                      PLAIN FINISH PLASTER
                                                                             3.    Standard glass + Medium density fiber board (MDF)                                                                 .......
                                                                                                                                                                                                  3000  1200              VENT                  STAIR LANDING LEVEL
                                                                             4.    Standard glass (Internal spread)                                                                                  .......
                                                                                                                                                                                                     1000          PLASTER
                                                                                                                                                                                                                                                SECOND FLOOR LEVEL
                                                                            Image 1 shows the UL – IITGN glass façade testing facility.
                                                                                                                                                                                                     800                                        ALUMINIUM SLIDING WINDOW
                                                                                                                                                                                                     .......
                                                                                                                                                                                                  3000  1200              VENT                  STAIR LANDING LEVEL
                                                                                                                                                                                                     .......
                                                                                                                                                                                                     1000          PLASTER
                                                                                                                                                                                                                                                FIRST FLOOR LEVEL
                                                                                                                                                                                                     800
                                                                                                                                                                                                                                             ..............................
                                                                                                                                                                                                     .......
                                                                                                                                                                                                                                               2-6  STAIR LANDING LEVEL
                                                                                                                                                                                                  3000  1200              VENT                 ................
                                                                                                                                                                                                     .......
                                                                                                                                                                                                                                               5-2
                                                                                                                                                                                                     1000          PLASTER
                                                                                                                                                                                                                                                FFL +0.00 M
                                                                                                                                                                                                                                                GROUND LEVEL

                                                                                                                                                                                                    Figure 5: Elevation view of standard glass assembly                               Figure 6: Typical plan of a floor in the test structure
                                                                                                                                                                                                            subjected to internal fire spread
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