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HomeMy WebLinkAbout370_CCv0002.pdf For the 0onatruction of macadam aoudwaW in the Oitof Redlandev Cal. ji600lution of rntorition jo Ytam 1, The work herein provided 11"or ie to 'be dono la with pUne, proZilea a44 orove-seat ions tharefer 4nd th000 spa 4j:Ciout long On file in VhO Olffo of the Qity Su6inner of the Oity of Redlaiada, ;3'a torah und Sh411 0011ulat of 4 "40ttom souse of four (4� inahas in t1ijok- We$ and a top aourae of a and eareeninguo la,11 work sjull, du its aonartraction and on its aomplation, oonform to the l aud lovols given bZ( the _,pity 4nuaaro Whi0h linOU alld levels shull 4* s000rdiz'4�,'- to the offiaial r000rda of said aityp Vlor4" ba Doze: 1. The exo"17ating, or �Illjng ill, t.1.,e area upon whiO,., tjie Pavel'11,011t, pxovided "f'*Qr 18 to bo o(iii-itructedo :jLaal 'be done to auoh uxi eatant and la su(46 a mamior ie may be required by Ithe plzaouci and apeoi- TO place t4ere the different eoues of broken stone and compaot the samoo nd hereinafter, all, 'Vo furuish, 4erlalu aea4eutir;; to perfo= the said work and ocn,atruot the *,*jme, 4* To do whatever also in required by thesepee ,I no ifiantio The grading aluill inal4do the movement of all materials ''two Or ano" orqaa 01404 Us, OhOW4 On plana wid profilea, It $hall Include ex0avatIng or filling to t4o finlehed line of tilia sub-grs4a,, shouldem, diia es,, interseatiom tor- mixu4ioxw, private intarsootion der: vewuya and aidewalks. F., The tvub-gruds of the rot-d ahall to parallel to the finished surtuoe thereof aud four (4) Jnoj4,&9 'uelow it# 6* All soft or Unsultablo zuterial shull Le r(=ovod for a depth of four feet below the sub-grade and refill with good earth or gravol. owl- 4. The entire r shall to POW and broken up to to now and old material to tend together. 6, Attar a blook or Pootion has Wen gradoQ as above speol- fi0d, the sarfaae shall be rolled with an engine roller of not lose than tOn On$ iu welPt Until It 10 unjoilding, The roudbed aball be tboroly watered before rolliag, Depreauiona made by the roller shull bo leveled Up with eood ourth W rolled aeuin, 8u,oh portiou of the street so oam- not be r+ a+ Q the roller, and all plaaes oxosv4ted below uuh-guade an4 refilled and all pipe trenahes and other places that as of be pro- Per1W Cowpauted bj the roller, all Us to solids and in ouse of wet weather or coA mud 4W grounud making the use of the roller unsafe or iMpra4tioubleo tia riug a4411 not be undertaken until the grouud ha" become ` ioientlW dry, 10049 1, Wpon the W-gra do prepared ae hereiWafore apenifiod, a layer of rook, an berain spunifin , shall be UnWormly spread to enzh a dei th that when thoroly oompaoted it shall have the required depth as ShOM upon the pt and Qrous-aeatieu, 2* Thiswola,'X*ao atull be watered and rolled until the atone th-roly oomprosaod and looked togother. All deprosaione ahall do filled with r und again watered aad rolled, 3* The Oprinkliae and rolline shull be uoDtinued Until the r ceases to sink andor or creep lu trout of tho roller. The surThoo zmzt 50 unifOrpQ =Oth and 4oaform to the reqvirod frosa-seation, and grude* 4. After thin course hao dried outt o4w or mox e appliauti- OUS OT atone scarngs or sand Shall be UnIformly Ar ad over the surfaeo, W swept in with street brvows in suMoiant quantity to fill ull voids. 5. It Oull then be wator and rolled a the upplicatiors of aund or atone sareeningu, watering anrolling oontinuod =11 all the voids are filled# 6. After the rolling Ja oomplete, all loose aurfaco reek und Dad shall be broom ed to the gutters and the eurluoe shall be watered suffloieutlW to remove duct. IWO. 7* aaware must be used, in watering to prevent any saturation o f the sub-grad*, 8# Two aoatg of tkap' Jtjo oil ahall then be applied$ six- VentAo eallon to than square Ward In ouch appliotion. ASPIULTIO 0 4" * G 11"IW4.F` os* 1, After the muoam, pavement has beau laid and prepared as speoiliedo its entire area shall beovsU17 ca `ted with adPhultic Oil 01 tlio qUaliLi hi�roinaftar opouified* The oil shall be applied In two uzxiful`w 8'11tiet* 13,."', metino of pressure dietributing sprays skull be at a temperature of not lose than one hundred eight; (180) degrees ?0*app n4ait. 2* The preseui-,-, app shall be operated at a uni-Olorm pres- sure of not lose thou WoUtY (20) pounds per square 1who 3, Immediately after the first coat of oil has been applied It "ll be oovered with a amour of rook screenings of sixe betweOu threewqVarter inch ff*) and one-quarter ftah---f+I- vufftolwnt to sttl"17 cover the oil and be allowed to stmaid at least twenty-four hours. After %tv :Ir, t acs se haa hardened it shall be rolled and the sus, gree zk- Ingo shall be awap% off and the second coat of oil applied. It shall then be covered with mcreanings sufficient to completely absorb any our- plus oil and rolled with a roller weighing not less than five to until smooth and hard and any oil aoming to the ejurpuce a. it be aLozrted by applyiuclewi sand or screenings* 4. All broken stone or sand uced eliall be aloun, hard, t*u& and of miliarm quulityo ROOK I* The rook abull to crushed from hard, tou&,, vieun stone,, havin# on irregular cleavage,, it shall be free 1rom ul*qo loam and Oth*r forai6a mutter, it shall be "-a run o'A"-' t1 cruut-Are-ad be, brOkOu to Si4as wLiah will pugs thru a sareau Laviag t1iroo, inc h. oironlar openings and retained ou a soreou 1mving three-quartor Inch oponingu, Material other than else 11radiAg between and Including the above OPOOifi64 OixOs will not be allowed In excess of two per oexit. 1, Thie materiul mact be heavy aspbaltio oil uW must be free Nam udmixtare with a, rewidues obtoued Q the artifioial distUlas- tiou of ooal, ooultar or parufino oil and muot eonform to the following requireseLta: � ater; It all aot aontain more thaL one-half of oLe per crania water Q volume* aged lmeut; it ,a ll 4ot coutain more than =-half of one per Oeut of eddiatent by volume, M rigtt A reberved to ownerh apt publio utilities "ud fran- ohieea to outer upon the otreot for the puxpoze of makine repairs or ahUU900 Q their PrOPOKY Qat may be made nooessary Q the work* The MW Shull also have the privilege of eutoring upon the Meet for the puxpoae of repairine aawers or mKisf hours .in oonneotione therewith or repairine oulverts or storm drains, The contraotor abull notify the street superintendent when he 400000 W 11=1 1USPOUtTan of 140 words wb*u tho latter will, us as as possible, make the nmaosauumination and if the work Is found to be in oamplianae with the oontruet, of auoh uontraotor, tho street super- inteudent will furniah the contraotor with a cartilioutF,.) to `.11 t effe0to, After tho uompletion of the work the moor"M a hall remove all towporarW struotuxes built Qhim and all surplue watorials of sail kinAs from the site K the work apA leave the whole Olean, probolituble a in a was " waMiia wannar, Aboueypr the word "Oontrautor" is asod in these opoaifinutions it Were to thopurtj or p4rtlos of the aeooad p Ju the ugroament for tho 4ouatruntiou of tho work: Wain opeulfiad# Whan*ver the words "Enjueor" or "Inspautor" are used in these SPOOKKatt oaot thay refer to the City Engineer of tbo Gity of aedlunAs, his duly authorized ata or inspeators. Filed t SPEC IF ICAT IONS For the 0,onstruction of Concrete Curbs and gutters in the City of Redlands California, under Resolution of intention - - - - - - - - - - - - - - - - - - - - - - - - --- - - - - - 0 URBS: The thickness of the curb shall be six iihches (61t ) at the base and taper from six inches at the base of the gutter to five (519 inches at the top of the curb, thus giving a batter of one inch (111) on the face of the ourb, The 'back of the curb shall be perpendicular. The curb and gutter shall conform to the oross-eeotion shimm. The concrete for the curb shall be composed of one (1) part Portland cement to three (3) parts sand and five (5) parts crushed rook or gravel. The front surface arid top of the curb shall be plastered with a coat of cement composed of one (1) part sand to one (1) part Portland cement. The foundation for the curb shall be well settled and pre- pared In the same manner as the foundation for the gutter* The curb shall be marked off with an expansion joint in iine *,*viti'l each expansion joint in the gutter. 1. 2oundation. The foundation for the full width of the gutter as shown by the cross-section, shall be brought to the proper sub-grade, five inches (51t ) below the finish grade, and all soft or spongy material shall be removed and replaced with gravel or earth of a quality that will paok when moistened. This material shall be moistened and the whole foundation tamped or rolled until it is solid,,% The material to be a-applied, in case of a fill, shall be good earth and shall be built up iu layers not exoesding one foot (11 ) in thick- ness, each layer being well paoked by rolling or tamping. Each layer of the fill shall be flooded with water to thoroly settle it. 2. Shape: The thickness of gutter shall be five inches (5") . The width of gutter shall be two feet (21 ) . The slope of the gutter shall be from the outside to the curb line at a rate of one &at 010 ou4#Am&-t- inuhe,# for every foot in width. 5. Matarials and Construction: Cement gutters shall be oon.- structed, of aonorete as follows: One (1) part of Portland Cement (1 sack Portland oement equals one (1) cubic foot) Three parts (5) (by measure) of sand Five (5) parts crushed rook or gravel. The cement shall be an approved brand of Portland oement and pass the test of the American Society of Civil Engineers for Port- land oement. The sand shall he clean and sharp and shall be free from loam and vegetable matter. The material shall be thoroly mixed in an approved concrete mixer. Upon a foundation prepared as hereinbefore specified shall be spread as layer of concrete which shall be thoroly tamped and floated to a smooth surface. The finish coat shall be marked off in blocks which shall not be *ore than three feet (51 ) in length. The gutter to be laid in one Bourse or layer with the excep- tion. that sufficient cement and sand of a mixture of equal parts shall be added to the surface to take up the surplus water and allow the sur- face to be finished in a smooth manner, 4. All sand, rock and gravel shall be of good quality and free from dirt or other foreign material. X11 work shall, in every respect, be executed in as thoro and workmanlike manner. The contractor shall be required to preserve all stakes set for the line, levels or measurements of the work in their proper places until authorized to remove them by the Oity Engineer and any expense incurred in replacing the said stakes,, which the contractor or his subordinates may have Ailsto preserve shall be borne by the contractor. Any overseer, superintendent, laborer or other person em- played on the work by the aontr4ator who shall perform his work in a maj'k- ner contrary to these specifications shall be discharged immediately and s person or persons, shall not again be employed on the work. No work which may be defective in its construction or de- ficient in any, of the requirements of these specifications will be don- sidered as accepted in consequence of the failure of any officer or the city inspector connected with the work to point out said defeats or as- -2- I ficienoies during construction, and the contractor shall be required to correct any imperfect work, whenever discovered, before the final acceptance of the work* The contractor shall furniat all material necessary to per— form said work and construct the same in a000rdaaiQe with plans and specifications. Filed �4- �9L 1924. City neexR SPEC IFIOAT IONS. For the Construction of Stone Curbs and 0onorete Gutters in the City Of Redlands 'under Resolution of Intention No - - - - - - - - - - - - - - - - - - - - - - - The foundation for the full width of the gutter, as shown by the okoas-section, shall be brought to the proper sub-grade, five (5) j4pheo below the finish gr4de, and all soft or spongy material shall be removed, and replaced with gravel or earth of a qualitt'i, that will pack when moistened. This material shall be moistened and the whole foundation tamped or rolled until it is solid. The material to be supplied, in case of a fill, shall be good earth and shall be built up In layers not exceeding one (1) foot in thickness, eael- layer being well packed by rolling or tamping. Bach layer of the fill shall be "Ila#ded with water to thorolY settle it. The thickness of gutter shall be as specified herein. The width of gutter shall be two and one-half feet (2j' ) . The slope of the gutter shall be from the outside to the curb line at a rate of one (1) inch for every foot in width. &terials and ulonstruution: one (1) part (by measure ) of Portland Cement. A stan- dard sack of cement as put up by the manufac- ti.irer shall be one (1) cubic foot* Two (2) parts by measure of sand. Five (5) parts by measure. of broken stone or gravel. The cement shall be an approved brand of Portland Cement and pass the test of the American Society of Civil Engineers for Portland Cement. The sand shall be clean and sharp, and shall be free from loan, vegetable matter, silt and dirt. The gravel or broken stone shall be of hard durable material ranging in size from that which will pass thru a two and one-half inch (2j") careen and be held- on a one-qaarter Inch screen, The materials shall be thoroly mixed in a batch concrete mixer which shall revolve for at least one minute with each 'batch. The batch shall be of such consistency that when taken from the machine t1kere shall be no surplus water. No concrete shall be used that shows evidence of having set from standing too long and no remixing of son- trete will be allowed. Upon a foundation prepared as hereinbefore specified shall be spread a layer of concrete which shall be thoroly tamped until the coarse material is tamped down sufficient to allow a smooth, even, float finish on the surface, The surface shall be marked with an ordinary sidewalk expan- sion joint mar or at intervals of three (1) feet, perpendicular to the curb line. There concrete is laid over an old cobblestone gutter, such gutter must be washed until all mud and dirt is removed from the exposed face of all cobblestones to be covered with the concrete, KAM. The thickness of the curb shall be four inches (40 . it the corners of the streets the Qurb shall be laid in a curve having a radius Of fear feet (41 ). The curb shall be of a sound white granite rook from the Santa Ann Wash or equally good material from elawhere, regular on its We, squared on top and on each end so as to make a perpendicular closed joint. Each aurbOne mast be of full depth extending from the top line of the curb to the bottom of the gutter and be oarefolly set to the line and grade given by the My Engineer with a batter of one inch (I") to ten inches (10" ) on its face. The curbstone joints shall be pointed up on the face, the top shall be caped.. The top finish and the space between the curbstones shall be filled with a mortar composed of one (1) part cement to two (2) parts of clean sharp saud, The grade and line of curb, when finished, shall be true and even. The foundation for the curb ohall be well settled and preparK in the same manner as the foundation for the gutters. All work shall, in every respect , be executed in a thorn and workmanlike manner, The contractor shall be required to preserve all stakes set for the iinef levels or measurements of the work in their proper places until authorized to remove them by the Oity Engineer and -2- any expense incurred in replacing the said stakes, whichthe contractor or his employees may have failed to preserve, shall be borne by the can- tractor. Iny overseer, superIntendent, laborer or other person emplgyed on the work by the contractor who shall perform his or: in a manner con- Crary to these specifications shall be discharged immediately and such person or persons shall not again be employed on the work. No work which may be defective in its oonstbaction or deficient in any of the require- wents of these speciZioatione will be considered as accepted in cons e- quenoe of the failure of any city inspector connected with the or: , to point out said defeats or deficiencies during construction, and the con- trao#or shall be required to correct any imperfect work, whenever dis- covered, before the final acceptance of the work, The contractor shall furnish all material necessary to the construction of said work and do the same in accordance with plans and specifications therefor, Filed city Engineer.