SOUND INSULATION REQUIREMENTS FOR WALLS
1
2
3
4
5
6
7
8
45 50 55 60 65
45 50 55 60 65
45 50 55 60 65
45 50 55 60 65
Minimum STC45 Minimum STC50 Minimum STC55 Minimum STC60 Equal or above STC65
SPECIAL SOUND INSULATION REQUIREMENTS
1
Acl
AR-06-604
Acl
Acl
Acl
Special acoustic requirements
SOUND INSULATION REQUIREMENTS FOR DOORSETS
AC
I
Acoustic doorset with minimum required STCrating in decibels
INTERNAL BACKGROUND NOISE REQUIREMENTS Name
W
C85% NRC.75
NC (Noise Criteria) required for the room background noise from services & equipment
REVERBERATION TIME / SOUND ABSORBENT MATERIALS
55.
PANTRY GF-004 35
0.8 NC 30 C85% NRC.75
H
55.
55.
Trainee Name : CHINMAY JHA
Name
LAUNDRY GF-005
Reverberation time in seconds Absorbent materials required on ceilings. -- % of the ceiling area with NRC -Absorbent materials required on walls. -- % of the ceiling area with NRC -Absorbent materials required on floors. -- % of the ceiling area with NRC --
REF.
40
35
NOTES 1. BLOCK WALLS: - ALL JOINTS BETWEEN BLOCKS, VERTICAL AND HORIZONTAL, SHALL BE FILLED WITH MORTAR TO THE FULL LENGTH, DEPHT AND HEIGHT OF THE CONCRETE BLOCKS - NO CAVITIES OR HOLES ARE ACCEPTED IN THE MORTAR - ALL BLOCK WALLS SHALL BE PLASTERED FROM BOTH SIDES
G
55.
TOILET GF-006 50.
Mentor :
M. ZUBAIR
Start Date :
3/9/2019
Submission Date : 9/9/2019
2. FSTC (FIELD SOUND TRANSMISSION CLASS) - TEST SHOULD BE REALIZED BY THE CONTRACTOR AS PER ASTM E-336-09 OR THE LATEST IN DATE.
PARKING
3. NO "BACK TO BACK" INSTALLATIONS ARE ACCEPTED. 4. MINIMUM DISTANCE BETWEEN ELECTRICAL OR OTHER ELEMENTS TO BE INSTALLED IN THE WALLS SHOULD BE APPROVED BY THE ENGINEERS AND SHOWN ON THE SHOP DRAWINGS.
35
55.
Date of Joining :1/8/2019
55.
55.
5. THE CONTRACTORS ARE REQUIRED TO PROVIDE SHOP DRAWINGS SHOWING : - THE INTERSECTION BETWEEN WALLS OF THE SAME TYPE AND / OR DIFFERENT TYPES - THE INTERSECTION OF WALLS WITH THE FLOORS AND THE CEILINGS - THE INTERSECTION OF THE FALSE CEILING WITH THE WALLS
F
6. ALL COMPOSITION OF WALLS SHOULD HAVE A TEST CONFIRMING THE STC INDICATED
No.
E
Description
Date
1 AR-06-603
DRAWING ROOM GF-001
D
50.
C
VILLA 49 B
40
PORCH
Ground Floor Acoustics
A
9/9/2019
Date
C.J.
Drawn by Checked by
1
AC-01-101
Ground Floor - Acoustics Plan 1 : 25
M.Z.
Scale
1 : 25