1980-06-30 Special Called Meeting

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~~ r • Percent by Weight Grade 1: Retained on 7/$" sieve ,0 • Retained on 3/4" sieve ,0-5 Retained on 5/8" sieve 85-100 Retained on 3/8" sieve 95-100 Retained on No. 10 sieve 99•-100 Grade 2: Retained on 3/4" sieve .0 Retained on 5/8" sieve .0-5 Retained on 1/2" sieve 85-100 Retained on 3/8" sieve 95-100 Retained on No. 10 sieve.. 99-100 Grade 3: Retained on 5/8" sieve ,0 Retained on 1/2" sieve .0-5 Retained on 3/8" sieve 85-100 Retained on 1/4" sieve 95-100 Retained on No. 10 sieve 99-I00 Grade 4: Retained on 1/2" sieve ,0 Retained on 3/8" sieve ,0-5 Retained on 1/4" sieve 95-100 Retained on No. 10 sieve 99-I00 Grade 5: Retained or. 3/8" sieve .0 Retained on 1/4" sieve .0-5 Retained on No. 4 sieve... 50-100 Retained on No. 10 sieve 99-100 The aggregate shall not con tai n more than 1.0 ercent b weight of p y fine dust, clay-like partic les and/or silt pre sent when tested~in accordance with Test `Method Te x-217-F, Part 2. P~rcoated Aggregates. Precoated aggregates shall be aggregates of the type specified, treated (coated or fluxed) with 0.5 to 1.5 per- cent by weight of percoat material or flux oil meeting the require- ments of this specification and the approval of the City. The part- icular grade of Precoated aggregate specified shall r-ieet all require- ments of Article 305.4. prior to the application of the precoat material or flu:{ oil. Water. Water in an amount not to exceed mixture may be used in preparing the rii:c added as directed by the City during the is used in the mixing operation adequate used and the water shall be administered roved spray bar. 3 percent by weight of the ture. The water shall be mixing. In the event water measuring devices shall be to the mix through an app- Physical Properties of the Mixture. The materials may be mixed on the job or at some central mixing plant and shipped ready for use. Mixes that do not remain workable a sufficient period of time or 'u;t l nc ,1 in f~C~`„~ c,t-`~li C i,:.~; 5~~ch rh,~t t-h~+ Prc'-cc?~itt'd =~k;~;r~'£:~~C~ r~.~iv E~~: :.c:.1~~3L~J:.:.C :~i:'~'~$:. : ti' ~'1:J~'II:ci $fl'r~'..`L'F= Tiir::_.2fi«C~.~ ;;r';'E.%.~:.'.-'.}, > •:~~es will not be acceptable. ~r~'cc .+.iU.:ha.i= d.,i;ws~sY^v.i.'+Y.X.i..rt~r^,»tka.R ~ri~,~'wyd~+q~~Y:.nVR~ir2F.u..1o.~ i. k~~.:.:;:,. :w.s ..a•~-.t~e~'....i:~w.....ilwi: ~:w1~..k...:. i'+~i.3:._<wxr~:, .. ........._. - ,.