Contents

S.no.

Chapter

Particulars

Page no.

1

Introduction

4

1.1

Introduction

4

1.2

History

4

1.3

Sainj Hydro Electric Power Project

5

1.4

Functional Descriotion

5-6

2

7

2.1

Mechanical Workshop

7

2.1.1

Repairing and Servicing

7-24

2.1.2

Lathe Machine Processes

24-29

2.1.3

Drilling machine Processes

30-32

2.1.4

Welding Processes

33-35

2.1.5

Transmission System

36-37

3

38

3.1

Machining Process

38

3.1.1

Tamrock Machine

38-41

3.2

References

42

CHAPTER-1

1.1 INTRODUCTION:-

Hindustan Construction Company(HCC) is headquartered inMumbai, India. HCC's businesses span the sectors of Engineering & Construction, Real Estate, Infrastructure, Urban development & Management. The HCC group of companies comprises HCC Ltd., and its subsidiaries HCC Real Estate Ltd, HCC Infrastructure Co. Ltd, Lavasa Corporation Ltd, Steiner AG inSwitzerlandand Highbar Technologies Ltd.Founded by IndustrialistSeth Walchand Hirachandin 1926, HCC Ltd. executes large-scalecivil engineeringand mechanical engineering infrastructure projects such as hydelpower plants, nuclear power plants,expresswaysandhighways,tunnelsandbridges. HCC currently serves the infrastructure sectors of transportation, power and water. HCC was the first construction company in India to be certified forISO 9001,ISO 14001andOHSAS 18001for its quality, environmental and occupational health and safety management systems. The company is headed byAjit Gulabchand, Chairman andManaging Director.

1.2 History:-

HCC is headquartered in Mumbai, India. HCC's businesses span the sectors of Engineering & Construction, Real Estate, Infrastructure, Urban development & Management. The HCC group of companies comprises HCC Ltd., and its subsidiaries HCC Real Estate Ltd, HCC Infrastructure Co. Ltd, Lavasa Corporation Ltd, Steiner AG in Switzerland and Highbar Technologies Ltd.

Founded by Industrialist Seth Walchand Hirachand in 1926, HCC Ltd. executes large-scale civil engineering and infrastructure projects such as hydel power plants, nuclear power plants, expressways and highways, tunnels and bridges. HCC currently serves the infrastructure sectors of transportation, power and water. HCC was the first construction company in India to be certified for ISO 9001, ISO 14001 and OHSAS 18001 for its quality, environmental and occupational health and safety management systems. The company is headed by Ajit Gulabchand,[2] Chairman and Managing Director.

HCC is also developing Lavasa, a planned hill city set in the Sahayadri Mountains. Lavasa is spread amidst 23,000 acres and located at a 3-hour drive from Mumbai and an hour’s drive from Pune. The master plan for Lavasa has been developed by the design consultant HOK International Limited, USA. Lavasa is slated to have 5 towns - Dasve, Mugaon, Dhamanohol, Sakhari-Wadavali and the Central Business District (CBD). The city is planned for a permanent population of 3 lakh residents. The integrated development at Lavasa City comprises apartments, retail, hotels, an international convention centre, education, information technology, biotech parks, sports and recreation facilities spread across its 5 towns

1.3 100MW Sainj Hydroelectric Power Project:-

HCC (Hindustan Construction Company Ltd), India’s leading Infrastructure Construction and Development Company has been awarded the EPC contract of 100MW Sainj Hydroelectric Power Project by Himachal Pradesh Power Corporation Ltd.(HPPCL). The contract is on EPC basis and valued at INR 431 crore. The project is a run of the river development on river Sainj, a tributary of river Beas in Kullu district of Himachal Pradesh. It is approximately 52km from Kullu. HCC will be responsible for Planning, Design & Engineering and execution of Civil & Infrastructure Works; Manufacturing, Fabrication, Assembling, Testing, Inspection, Transportation, Erection,Supervision and Commissioning of Hydro Mechanical equipment. The project will be completed & commissioned in an estimated 48 months.

1.4 FUNCTIONAL DESCRIPTION:-

The hydel power plant is under construction. This plant is planned for francis turbine. I was in mechanical department. The mech. Dept. consists of mechanical workshop and various mega-machines under working. Basically we had to attend the training at workshop where all machines were repaired as well as serviced. Sometimes we went to sites like powerhouse, dam, penstock, headstock.. etc to see and understand their working.

This project is divided in several units. One of them is Mechanical Workshop.

Mechanical Workshop:- Here all machines are serviced and repaired. This mechanical workshop has a large number of workers and mechanical engineers. Here we can see everything that we have in machines like engines, gear box, clutches, crown wheel etc dissembled. Many other processes are takes place in mechanical workshop. These are as following:-

1) Repairing

2) Service