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Construction Consultant

Records to be Maintained at Construction Site

Records at Construction Site

The following are the various records that need to be maintained at the construction site,

1. Drawings 

First and foremost import records to be maintained on-site are the working drawings approved by the clients and design engineer, based on which all the construction activities take place on-site. There are a different type of drawings required for construction, some of the basic required drawings are,

  • Architectural drawing
  • Structural drawing
  • Plumbing & sanitary drawing
  • Electrical drawing
  • Finishing drawing etc.

2. Contract Agreement

Contract agreement documents including all sets of drawings, including amendments, a copy of the approval of municipality, corporation or urban development authorities need to be maintained at construction sites till the completion of construction projects. These documents provide permission and guidelines for all the activities carried out at the construction site.

3. Time and Progress Charts or CPM Charts

These charts help in tracking the construction activities from time to time and help in effective planning, scheduling and controlling the construction projects activities. These charts need to be approved by the concerned authorities.

4. Work Orders Book

All the orders given by clients to the contractors need to be maintained with serial numbers, signatures, and dates. These orders should be specific for works. This order should also have a compliance column.

5. Works Diary

Works diary of a construction project should indicate contract agreement number, name of work, amount of contract, date of commencement of work, date of completion and extension time granted.

All the relevant details need to be entered daily in the works diary. This diary serves as an authentic record. Following details need to be entered in this diary with due care:

  1. Weather at site
  2. Important materials brought to the site with their approximate quantity
  3. Types of transport working at the site
  4. Types of tools and plants being used at the site
  5. Important items of works completed and passed on the particular date
  6. Visits of VIPs and their remarks if any.

6. Works Passing Records

This record maintains all the activities to be carried out at the construction site. It consists of an index page with details of all items of works to be done under the contract and other pages with details of the progress of each work. This helps in tracking the progress of each activity of construction and helps in pre-planning for other remaining activities which start after completion of current activity. This also helps in acquiring approvals before the time for activities to be started.

7. Tests Results Record

This is an important record to be maintained at the construction site as a proof for construction quality. This record consists of tests of various materials such as cement, sand, aggregates, water, steel reinforcement used at a construction site, test records of concrete cubes, concrete cylinders, slump tests, etc.

These records are arranged as an index page with details of each material, page numbers of records, etc. Individual pages consist of each material, with their test dates, results, etc.

All the tests carried out at the site or in the laboratory are recorded in this record book. Some of the tests carried out at construction sites for civil works are:

  • Cube tests for concrete work for each location or structural members.
  • Sieve analysis of coarse aggregates, impact or abrasion tests.
  • Sieve analysis of coarse sand for concrete works, masonry sands for masonry works, plastering and pointing works, etc.
  • Tests for impurities of aggregates and sands.
  • Bulking of sand test for concrete and masonry works.
  • Slump tests and compacting factor tests for concrete works.
  • Crushing strength test, tolerance, water absorption test, efflorescence tests of bricks, stones or masonry work.
  • Moisture contents of timber.
  • Manufacturer tests report provided by the vendors for admixtures, reinforcing steels, etc.

8. Cement Register

This record is maintained with details of receipts, daily consumptions and the remaining balance of cement at site. This record also consists of manufacturing dates of cement, date of receipt and test reports of cement at site or manufacturers test reports.

9. Register for Approval of Samples

This record provides details of all the samples for construction materials that have been approved or rejected by the clients. Approvals from the client is necessary for the construction materials to be used before the commencement of the project. All the samples approved by the clients need to be kept separately along with their tests reports with approvals of the clients and contractors till the completion of the work.

10. Records of Changes, Deviation Orders and Amendments

Many times during the construction projects, there are deviations or changes or amendments to the contract documents and work activities from time to time during construction project as required by the clients. These changes can be in a drawing, specifications or additional works.

A record of all such deviation orders and amendments to contract agreement together with their financial effect should be maintained along with approval or signatures from the clients. If these changes involve in any extension of time of the contract, these should also be recorded.

11. Measurement Books

The measurement book is a record for all the construction activities carried out and approved by the client. These records are important for a contractor to maintain and help during billing claims. Any extra work done is also recorded in this book with notes.

12. Labour Attendance Record and Daily Wages Sheet

Generally, for labor contractor payments, daily or every shift attendance record is kept. Apart from the above, technical staff attendance, engineers, supervisors, and peon attendance register is kept.

13. Periodic Bills Record

Bills on work till date from the previous bill and work checked by engineer-in-charge put up for the payment.

SRC: TheConstractor

Construction Consultant

Top 10 Construction Companies in the World

10. Laing O’Rourke

The British-based company is young compared to some of its fellow top-tenners, but has quickly expanded, working on several high-profile projects in the last decade, including Ascot Racecourse and Heathrow Airport Terminal 5. Oversees it is currently involved in the huge Al Raha beach development in Abu Dhabi.

9. Royal BAM Group

Founded in 1886 in Holland, the company built Ajax football club’s Amsterdam Arena in its native Netherlands in 1996. Bataafsche Aanneming Maatschappij, from which the company abbreviates its name, translates as Batavian Construction Company for Construction and Concrete Projects. Around 27,000 people work for the group.

8. Kiewit

Nebraska-based Kiewit is unique within this list in that it is owned by its employees, meaning almost all its projects are staffed by shareholders. The company was named number three in Engineering News-Record’s Top 400 Contractors of 2013.

7. Bouygues Construction

The French company employs more than 130,000 people in 80 different countries. In the mid 1990s it expanded into telecoms, which became another major revenue stream. Its subsidiary, Colas Group, specialises in road construction and rail track construction.

6. Balfour Beatty

The multinational was founded in 1909 by George Balfour and Andrew Beatty. Headquartered in London, the company is currently an integral part of the Crossrail project in the UK capital. It operates in more than 80 countries around the world and employs some 40,000 people.

5. Skanska

Based in Sweden, the multinational operates in the residential, commercial, residential and infrastructure sectors. In the US, the company is known for constructing the Meadowland Sports Complex, home to the NFL’s New York Jets and Giants. Skanska employs more than 50,000 people.

4. Hochtief

Focusing on infrastructure projects, the German company operates in the US through its Turner subsidiary. Hochtief employs around 80,000 people and celebrates its 140th anniversary this year. Spanish contractor Grupo ACS has owned a majority stake in the company of 50.16 percent since 2011.

3. Bechtel

The largest US contractor has worked on such high-profile projects as the Hoover Dam completed back in 1936, the Trans-Alaska Pipeline system in the ‘70s and more recently the ‘Big Dig’ Central Artery project finished in 2007. The company employs more than 53,000 people around the world.

2. Grupo ACS

The Spanish contractor was formed in 1997 through the merger of two other construction companies. It has grown through several high-profile acquisitions including that of Hochtief. The company has worked on the Alqueva Dam in Portugal and Torre de Cristal and Torre Espacio skyscrapers in its home country.


The 115 year-old French giant reports the largest revenues of any privately-owned construction company in the world, a position it has achieved through shrewd acquisitions and effective delivery of high-profile, large-scale infrastructure projects such as the Gariep Dam in South Africa, completed in 1971 and the Stade de France. The arena was built for the 1998 football World Cup, and now serves as France’s national Stadium.

Operating worldwide, the Group employs more than 183,000 people according to the last available figures (from 2011).

The Group is currently working on the €440 million express-lane highway system in Atlanta, Georgia and the Wheatstone Liquefied Natural Gas Project in Australia.

Source: Construction Global