OUESTION $3(25$ marks$)$

a$)$ Describe any two compaction equipment clearly stating their application

$5$marks

b$)$ With illustrations and examples explain the following terminologies;

$6$marks

Compaction factors

Mass diagrams

Point of economic haul

c$)$ Explain how you would minimize the volume of earthworks during design of a road.

$4$marks

d$)$ Complete the table below and with the help of a mass diagram determine the balance point$($s$)$ and explain the haul operations.

$10$marks

$\backslash$table$[[$STATION$,\backslash$table$[[$DIST$],[$ANCE$],[($m$)]],\backslash$table$[[$EXC$.],[$AREA$],[($m$^(2))]],\backslash$table$[[$AVG$.],[$EXC$.],[$ARE$],[$AR $($m$^(2))]],\backslash$table$[[$EXC$],[$vOL$],[($m$^(3))]],\backslash$table$[[$EMB$.],[$AREA$],[($m$^(2))]],\backslash$table$[[$AVG$.],[$EMB$.],[$ARE$],[($m$^(2))]],\backslash$table$[[$EM B$],[$VOL$],[($m$^(3))]],\backslash$table$[[$EMB$],[$VOL$+],[20\%],[$SHRIN$],[$K$]],\backslash$table$[[$MASS$],[$ORDINATE$]]],[2+000,,0\mathrm{.}00,,,0\mathrm{.}00,,,,],[2+050,,49\mathrm{.}60,,,18\mathrm{.}00,,,,],[2+100,,122\mathrm{.}00,,,50\mathrm{.}00,,,,],[2+125,,32\mathrm{.}00,,,43\mathrm{.}00,,,,],[2+150,,34\mathrm{.}00,,,14\mathrm{.}00,,,,],[2+200,,0\mathrm{.}00,,,76\mathrm{.}70,,,,],[2+300,,0\mathrm{.}00,,,46\mathrm{.}10,,,,],[2+400,,74\mathrm{.}00,,,19\mathrm{.}00,,,,],[2+450,,63\mathrm{.}00,,,58\mathrm{.}40,,,,],[2+500,,39\mathrm{.}39,,,0\mathrm{.}00,,,,]]$