Definition of Terms
- Bill – a statement of payment due to goods and services
- Damage – a destruction, injury, or harm to a person or thing
- Job – a piece of work of a definite extent or character for a set of fee
- Material – a stuff upon which a thing is made
- Quantity – a number, amount in size
- Requisition – act of requiring something to be furnished; a written request for something authorized but not made available automatically
- Tool – a simple implement, as a hammer, saw, and spade chisel etc. used in work
- Work – something made or accomplished
Learning Outcome 1:
Identify materials and tools applicable to a specific construction job
Information Sheet 1.1
TYPES AND USES OF CONSTRUCTION MATERIALS AND TOOLS
Information Sheet 1.2
DESCRIPTION OF TOOLS
- Lumber -sawn tumber
- Nails - made of metal used for fastening woods
- Cement - a powdered substance which when mixed with water acts as binder of aggregate
- Sand - fine gritty, substance found in the shore and desert
- Plywood - thin cross laminated sheet of wood
- Gravel - coarse aggregate
- Pull-push-rule - used for measuring long distances
- Claw hammer - used for driving and pulling out nails
- Cross-cut-saw - tool used for cutting across the grain
- Ripsaw - used for cutting along the grain
- Plumb-bob - used for vertical alignment
- Try square - used to test the squareness of a stock
- Hack saw - fine toothed saw used to cut metals and pipes
- Lever bar - tool used in checking vertical and horizontal position
Learning Outcome 2:
Request appropriate materials and tools
Information Sheet 2.1
The information that follows will teach you how to accomplish the form in order to acquire materials
- State the name of the project and date when you requested for materials.
- Fill in the classification of the project and its purpose.
- Write the number of required materials.
- List the unit of materials to be requisitioned.
- Enumerate the materials with their description.
- List the cost per unit and the total cost.
- Write your name as requisitioner.
- Secure the approval of authorities concerned.
Information Sheet 2.2
REQUESTED MATERIAL AND TOOLS ACCORDING TO PREPARED LIST
Bill of Materials:
A bill of materials is a list of all things needed in a project together with their description, sizes and amount or price. All information needed should be in the bill of materials.
Parts of a Bill of Materials
1. Quantity tells the amount of materials to be purchased.
2. Unit gives the measure of materials to be purchased.
3. Description states the detailed name of materials.
4. Unit cost gives the price of each material.
5. Amount is the cost of all materials.
Learning Outcome 3:
Receive and inspect materials
Information Sheet 3.1
ACQUIRE AND INSPECT MATERIALS/TOOLS
It is important to inspect and check materials and tools for defects and damage before receiving them so that you can ask for replacements for those that you found defective.
- Check if the materials and tools are complete in terms of quantity and specification (number of pieces, length, width, etc.)
- Check the physical condition of tools, (check tools against the specification, quantity, and quality,) see to it that parts are complete, cutting edges or tooth free from damages,
- Check the accessories of each material and tool. See to it that nothing is missing.
- If any of the materials or tools is found missing or defective, report it immediately to the supply officer or teacher.
- Get a replacement for the materials and tools found defective.
- Sign the requisition form as you receive materials and tools.
- Store the received materials and tools in a safe area or store room nearest your workplace. (store materials, in proper order, bulky and heavier materials at the bottom lighter and smaller items on top of the pile).
- Always handle the materials and tools carefully. (avoid dropping the tools on the floor, do not expose tools and materials on sunlight or rains).