Plumbing and Pipe Fitting 2, WASSCE (SC), 2023

Question 2

 

(a)        state two safety rules to be observed on construction site.    

(b)        make a freehand sketch of a club hammer.
(c)        Explain each of the following welding techniques;
(i)         right hand welding;

    (ii)        left hand welding

Observation

 

Most of the candidates were able to:

  • make a freehand sketch of a club hammer.
  • explain the right hand and left hand welding techniques;
  • make a freehand sketch of a club hammer.

However, few candidates were unable to:

  • state two safety rules to be observed on construction site.:

                                   
The expected response to question 2 (a) is as given below:

.(a)       Safety rules to be observed on a construction site:

  • Ladders with missing or faulty rungs must never be used;
  • Warning posters/notices must be place at visible places on a construction site;
  • Eye goggle must be worn for protection during welding, grinding, chiseling or concrete cutting operations;
  • Loose clothing must not be worn on a construction site;
  • Helmet must be worn to protect the head from falling objects;
  • The right tool must be used for each job;
  • Slippery surfaces must be avoided to prevent falls;
  • Hand tools must be kept in tool boxes after use;
  • The construction site must be kept tidy;
  • Machine tools and equipment must be kept in good condition/order and be well maintained;
  • Every worker must obey safety rules and regulations.