5-2-3: LIMITATIONS ON CONSTRUCTION NOISE:
   A.   Heavy Equipment: No person may use heavy equipment for construction purposes except between seven thirty o'clock (7:30) A.M. and eight o'clock (8:00) P.M. Monday through Friday and between nine o'clock (9:00) A.M. and five o'clock (5:00) P.M. on Saturday and between twelve o'clock (12:00) noon and four o'clock (4:00) P.M. on Sunday without having first obtained a written permit from the department of code enforcement. In no case shall such equipment be used on the following federal holidays: New Year's Day, Memorial Day, Independence Day, Labor Day, Thanksgiving Day and Christmas Day. For purposes of this chapter, "heavy equipment" shall mean bulldozers, jackhammers, pile drivers, power hammers, chain saws, graders, riveters, earthmovers, tree and stump grinders, trenchers, cement mixers, tractors, power hoists or derricks, demolition balls, power shovels, trucks and power equipment on wheels or traction chains. (Ord. 04-2293, 5-24-2004)
   B.   Other Tools: Tools other than heavy equipment for construction purposes or "lawn maintenance equipment" as defined in section 5-2-4 of this chapter, may be used at any time within a fully enclosed structure so long as use of said tools complies with all other applicable codes and ordinances of the village; any use of such tools outside of a fully enclosed structure except for snow removal equipment shall be permitted between the hours of seven thirty o'clock (7:30) A.M. and eight o'clock (8:00) P.M. on Monday through Friday and between ten o'clock (10:00) A.M. and four o'clock (4:00) P.M. on Saturday and between twelve o'clock (12:00) noon and four o'clock (4:00) P.M. on Sunday. (Ord. 98-2057, 10-26-1998)
   C.   Emergencies Excepted: This chapter shall not apply in any situation which requires heavy equipment or other tools in emergencies to assist or avoid a problem related to health or to safety of persons or property or to sewer, water, power, utility or telephone interruptions.
   D.   Building Permits: All Western Springs building permits will be subject to the provisions of this chapter.
   E.   Work Benefiting Public Excepted: The limitations stated in subsections A and B of this section may be waived by the board of trustees for work taken by any public body or agency for the benefit of the public. The board of trustees acting through the village manager or his designee may attach to any such waiver all conditions it deems necessary to protect the public health, safety or welfare. (Ord. 95-1950, 9-25-1995)