In advance: Make dump truck candy plaque.
Use candy colors to tint 3 oz. black, 2 oz. gray
(use black color), 10 oz. red and 18 oz. yellow.
Reserve 9 oz. white. Use piping method to
fill in areas of pan; chill until firm after each
addition. Pipe gray wheel, rims and white
window. Pipe black tires, bolts and axles.
Pipe yellow dump bed and red cab. Pipe
gray exhaust pipe and dump rod. When
completely set, unmold onto soft cloth. Place
plaque on parchment paper-covered surface.
Pipe white candy on top edge of dump bed;
immediately sprinkle with jumbo nonpareils.
Let set. Cut two dowel rods to 7 1/2 in. long.
Attach to back of plaque, behind wheels, with
melted candy, leaving 2 in. extended to insert
into cake. For topping stream, slightly curve
a lollipop stick and place on waxed paper
covered board. Using white candy in cut bag,
pipe a 1/2 in. x 4 1/2 in. curved line over stick.
Immediately sprinkle with jumbo nonpareils.
Chill until firm.