What is the layout? instruments and accessories for layout | layout requirements and precautions

3 min readJan 26, 2022

What is the layout?

Lay-out is the work of placing a plan on the ground to cut the base of a building.

instruments and accessories for layout:

1. Table
2. Olan
3. Bubble tube
8. Chain / tape and arrow
5. Optical Square / Tri Square
6. Ranging rod
6. Spade
6. Lime / chalk
9. Building / installation plan
10. Measuring instrument including steel rule
11. Yarn
12. Poles for attaching edges
13. Spirit level
14. Hammer.

necessity of layout:

1. Marking the land according to the house plan.
2. Laying the foundation marks on the ground.
3. The initial state of the structure can be understood.
8. Proper layout can make the structure a reality.
5. The structure is not likely to be crooked or angled.

Layout of general building:

1. The center line of the front wall of the house should be determined at what rate from the boundary of the land. Then measure with a ribbon and mark that measure by placing poles.
2. The two poles should be connected by twine and the ground should be cut with lime.
3. The midline of the wall should be marked in the horizontal or right corner of the spot. Poles should be buried in every corner.
8. In order to work perfectly, you have to put the nail on the head of the pole. Thus the work of drawing a meridian on the land according to the plan of the house has to be completed.

All the precautions that should be taken while laying out:

1. It will be possible to avoid mistakes by using steel tape while taking measurements.
2. Reference pillars can be built for large projects.
3. The layout should not be angled or crooked.
4. There can be no inconsistency in the layout with the plan.
5. After laying out, all the work should be checked in possible cases.

Road layout measurement:

Road layout is the process of marking the designated area for a road in relation to the surrounding structure. The figure below shows how to lay out a street layout