A$.$I. No$.2$

One reinforced concrete post above ground, outside G$/$F Water Pump Room, $400mm500mm3000mm$ high included in the contract, is now changed to $600mm700mm4000mm$ high. The Concrete Grade still remains the same, that is$,$ Grade $30$D$/20.$

B$.$Q$.$ page $3$

Item Description

Quantity Unit

Rate$($HKS$)$

Reinforced Concrete Post $($Total $3$ No$.$ in G$/$F$)$

A

Reinforced Concrete Grade

$10$

$20\frac{D}{20}$

B

Reinforced

Concrete Grade

$30\frac{D}{20}$

Reinforced

Concrete Grade

$35\frac{D}{20}$

D Formwork to sides

of post

E

Steel Bar

reinforcement $($all

grades and

diameters$)$ to post

$($PROVISIONAL$)$