17. No sareon aball operate on « highway in the City a aoter~ Vehicle with a licensed gross weight in excess of 6,900 Ibe, wich Bskes Of cguecs noise or sound the nolee or sound level of thich shall exceed 83 did's in a 30 niles per hour song and 92 dBits in sn over 30 miles per hour rons. Tho noise or cound shall be mearred at a distance of not less than 20 feat from the motor- vehicle exhaust pipe opening. . Ho person shall operate on a hightmy in the City o mstor-rehicle with a Meensed grose waight of 6,000 Ibe. of lees which makes or causea noise or sound the noies or sound level of which exceade 8U dBAfe in a 30 etles por hour sons and 65 dBA’s in an over 30 Stles per hour zone. The noles or aound shall be measured at a distance of not lees than 20 fest from the motor-rchicle exhaust . pips opening. . Bo peraon shall operate on a highwmy in the City a noter-cycle alone or with or near another mtorecycle or mtomeyeles which maka or cause noise or ecund the nolse or sound level of which sxcesds 60 dBA's in a 30 alles per hour tone and 85 dAAts in en over 30 uiles per hour sone. The noise or ecund shall be measured at @ distance of not less than 20 fest from any motor-cyrla. . After June 1, 1973, no porson shall operate on a higkway in the City a motor-vehicle with a Licensed gross weight in excess of 6,000 lbs. which makes or causes noise or sound the noise or sound level of which shall exceed 30 dBA‘s in a 30 miles per hour sone asi 97 dBase in an over 30 miles per hour tone, The soles or acund shall be reasured at a distance of not less then 20 feat from the mtor-vehicle exhaust pips opening. . After June 1, 1778, n> pervon shall operate on a highway ia the City a mtor-vehicle with a licensed gross weight of 6,000 lbs, or eas which rakes or causes noize or sound the noles or scund level of which exceeds 75 d5t's in g 30 miles por hour gona and 60 dBAts in an over 30 nijas per hour sane. The noise or sound chall be meacurad at a distance of not less than 20 feet from the mtor= vehicle exhaust pips opening. After June 2, 1973, no parson shall operate oa higimay in the City a mtor-cyele glons or with or near another motorcycle or motor-cycles which rake or cause noise or eownd the nolee or sovnd level of which exceeds 75 dBite in a 30 miles per hour sone end 80 43A'e in sn over JO miles per hour sono, The aocise or sound ehell be eeasured at a distance of not less then 20 feet from eny motor-cycls. - 23. Ko person shall use or operate a horn or ‘ether werning device on a wotor-vehicle except to avoid an accident. 2h. Up to dune 1, 1978 no person shall between 7:00 a.m, and 10:60 Pm except ss herein provided, usea operate in the City ag power lam mover or power gardening tool which mekee ce causey Boise or sound the noise or sound level of which exeseds 87 dHA's, hen the noice or court is ectanating foon property in the City the noise or sound shall be measured at any paint on the property line or within 20 feat of the nroperty lins of the property from which the sald noica or sald sound ie emanating. when the noise or. scund is exenating from a highway in the City the noise or sound shall be measured at 2 distance of not lesa then 20 feet from the source of the said noise or sald sound. After June 1, 1979 no parson shall between 7:00 em. and 10:00 Pelle, except as herein rrevided, use or operate in the City, any pover lam wover or power pariening tcol which eakes or canoes noies or sound the aoise or anund level of which excesde. Tl GBata. When the noles or s.umt is exanating fron property in the City the nolee F ATE ERR ed i » before 7:00 a.m. and after 10:00 p.m. frea to Saturday, construct or detplich any building, structwe oP excavate or £11) in land in the City. i shall, before 7:00 a.m. ami after 10:00 p.m, on Sunday, or demolish any building, structure or thing er excavate f. ia land in the City. Ths Inspector and a Peace Officer are hereby euthoriced te masere moiee cr sound levels. The Inspector or a Peace Officer chall measure noice and scan ievele with a Sows Lovel Meter. Noise ani sount levels shall te Raasured on the A-weighting network and the slow avter response. Tho Sound Level Hotor shall te complete with calibrator ani wind ecrven ard shall be operated in the manner as set out in Schedule war. . Rvery person uho violates any of the provisicns of thie By-lev shall be guilty of en offence punishable on g.umary conviction end shall be liable to a fine not exceeding $500.00 and in default of pay to dnprt nt not ding thirty days.