DEPARTMENT OF TECHNICAL EDUCATION
DIPLOMA IN CIVIL ENGINEERING/ CIVIL D’SHIP
FOURTH SEMESTER CIVIL ENGG
SUBJECT: HYDRAULICS , ENVIRONMENTAL AND PLUMBING LAB
CONTACT HRS/WEEK:6 HRS. CONTACT HRS/SEM: 96 HRS.
| GRADED EXERCISES | CONTENTS | NO OF HOURS |
| 1 | Tests on Water, Sewage and Industrial Waste water | 36 |
| 2 | Experiments on Notches, Orifices | 24 |
| 3 | Pumps. | 06 |
| 4 | Plumbing | 12 |
| 5 | Industrial Visits | 12 |
| 6 | Tests and revision | 6 |
| | TOTAL | 96 |
ENVIRONMENTAL ENGINEERING LAB
1 Collection of Water Samples
2 Collection of Industrial Samples.
3 Determination of Turbidity of Water
4 Determination of Colour of Water
5 Determination of Suspended Solids
6 Determination of Total Solids
7 Determination of Dissolved Solids
8 Determination of hardness- total hardness
- Ca & Mg hardness
- Permanent hardness
9 Determination of pH Value (pH meter method & pH paper)
10 Determination of Alkalinity & acidity
11 Determination of Chlorides
12 Determination of Nitrates
HYDRAULICS LAB
1 Use of Piezometer, U - Tube
2 Use of Manometer and Pressure Gauge
3 Determination of Coefficient of discharge for Rectangular Notch
4 Determination of Coefficient of discharge for Triangular Notch
5 Determination of Coefficient of discharge for Venturimeter
6 Determination of Coefficient of discharge, Coefficient of contraction, and Coefficient of velocity for Circular Orifice
7 Determination of Loss of Head due to Friction in Pipe line
8 Determination of Efficiency of Centrifugal Pump
PLUMBING LAB
1 Identifying Pipe fittings used in water supply and Sanitary Wares.
2 (with actual models displayed on board- Examination Viva voce only)
3 Cutting, Threading and Joining of G.I. pipes/ Cutting and Pasting of PVC pipes using Solvents.
4 Making a Bathroom connection from an existing Water supply Main (making Indents, drawing a neat sketch of the connection with details).
5 Making Suction and Delivery pipe connections to a centrifugal pump (making Indents, drawing a neat sketch of the connection with details).
| INDUSTRIAL VISITS WITH FEEDBACK | | | | |
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| | 1 Visit to Water Treatment Plant | | |
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| | 2 Visit to Sewerage Treatment Plant | | |
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| | 3 Visit to Industrial Waste Treatment Plant | | |
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| | 4 Visit to a HOUSING Colony and Study of Water Supply and Sewerage System | ||||||
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Revision & Test 6 hours
Reference Books :
1. Hydraulic Lab Manual Compiled - T.T.T.I. - Chennai – 113.
2. Ghosh and Talapohia - Experimental Hydraulic - Khanna Publishers - New Delhi
3. Central Public Health Engg Organisation(CPHEO) water supply Manual
4. National environmental engineering Institute (NEERI) water supply manual
5. Water supply engineering by-Birdie
6. Water supply and sewage disposal by – S.K.Garg
SCHEME OF EVALUATION FOR EXAMINATION
| 1 | One experiment/ exercise from Hydraulics lab( Procedure-10, Conduction-15, Calculation-10) | 35 |
| 2 | One experiment/ exercise from Environment lab( Procedure-10, Conduction-15, Calculation-10) | 35 |
| 3 | Identifying Pipe fittings used in water supply and Sanitary Wares. (with actual models displayed on board) | 10 |
| 4 | Viva –voce on all of the above | 15 |
| 5 | Record | 05 |
| | Total | 100 |
LIST OF EQUIPMENTS REQUIRED HYDRAULICS LAB
1. Apparatus for determining co-efficient of discharge Venturimeter - 1 set
2. Apparatus for determining hydraulic coefficients of Orifice - 1set
3.Apparatus for determining the Pipe Friction - 1 set
4. Apparatus for determining co-efficient of discharge of Rectangular- 1 set
5.Apparatus for determining co-efficient of discharge of V Notch-1set
6. Centrifugal Pump Test Rig - 1 set
LIST OF EQUIPMENTS REQUIRED FOR PLUMBING LAB
1. Pipe fitting Display board (GI/PVC) – Consisting of all Fittings, Pipes, Specials & Valves of different sizes in sufficient quantity. - 1 No.
2. Sanitary fitting display board - Consisting of Bath tubs, Flushing cisterns, Sinks,
Drinking fountain, Wash basin, Urinals and Water closets of different sizes in sufficient
quantity. - 1 No.
3. Tools required for Cutting, Threading and Making Bath room connection & Suction and Delivery Pipe Connections -
- Pipe Vice : Size 50 mm
- Chain Pipe Vice
- Bench Vice : Size 100 mm / 150mm
- Pipe Die sets of sizes ½” to 2”
- Adjustable Hacksaw frame with Blades 10” or 12”
- Three wheel pipe cutter 2”
- Pipe wrench 12”, 14”, 18” & 24”
- GI pipes with Specials of different sizes in sufficient quantity
- PVC pipes with Specials of different sizes in sufficient quantity
