Construction Engineering and Management — Winter 2021

Define the term work breakdown structure. Prepare a work breakdown structure of a compound wall.

Prepare a job layout for an engineering college construction.

Differentiate between quality control and quality assurances also write a short note on building and other construction workers act, 1996.

Aprecast plant consumes 30 tons of cement per month. The rate of cement is Rs. 2600 per ton. The order cost is Rs. 125/-. Inventory rate is 4.5%, determine economic order quantity.

Differentiate between standard equipments and special equipments.

From a given data of a project in tabular form draw the network, calculate total project duration, determine the critical path and also calculate total float, free float and independent float. Activity A B C D E F G Preceding - A A B B, C D, E E Activity Duration (Days)

From the following information determine the cost of production for excavation and hauling in terms of rupees per cubic meter. Excavating equipment used is Hoe with 1.33 m3 dipper which can handle 1.51 m3 having cycle time of 16 seconds & operating factor of 55 minute per hour with cost of Rs. 3500 per hour. Material is good common earth with swell of 20% and fill factor of 0.85. Hauling unit was trucks 8.5 m3 (b.m.) capacity with operating factor of 50 minute per hour & having round trip time 22 minutes with cost of Rs. 400 per hour.

States limitations of a bar chart.

What is dummy activity? Under which circumstances dummy activity should be provided in a network?

Explain functions of construction management.

Explain mean, deviation and variance.

Explain logic of precedence network.

Under which circumstances LOB is preferable? State advantages of LOB.

Write short note on benefit/cost ratio.

Differentiate between CPM and PERT.1

Explain step by step process of resource smoothening and resource levelling.

Define cost slope. How to determine cost slope for activities?

Enlist various BIM software. Explain AI, Cyber Security and IoT as future trends in project management.

Original schedule of a small project is given below. Draw a network; determine total project duration and critical path. Activity 1-2 1-3 2-3 2-4 3-4 3-5 4-5 4-6 5-6 Duration (Days) The above project was updated at the end of 10th day and following information was observed. 1. Activity 1-2 and 2-4 were completed as per schedule. 2. Activity 1-3 is completed in 5 days instead of planned 7 days. 3. Activity 2-3 started immediately after activity 1-2 was over. And it yet requires 5 more days. 4. Considering site condition duration of activity 3-4 and 3-5 are revised to 4 days and 5 days respectively. 5. Other activities are not having any change. From the above information update the network. Also find total project duration and critical path of updated network.

What are various indicators of a good quality structure?

Write a brief note on statistical quality control.

Explain safety measures for excavation.

Draw a line diagram of dragline excavator and states name of its parts.

Prepare a comparative study between wheel mount and crawler mount tractor.

Draw a neat sketch of belt conveyor system and explain functions of various components.