GJN4417 Wildish Contract - Laserfiche WebLink

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03/05/2008 16:01 FAif 541 682 5366 CITY EU6EHE P'~ EHQ IILDISH CONSTRUC ~003l02Q~,D modified to elimizsata damage. If the Contractor's method aondnues to damage the CTB, the contractor shall replace entire CTB sections matching the proposed joint pattern. CT8 damage is defined as actions that reduce the total thickness to less than S inches, or methods that cause cracking in the C'TA. No additional payment or contract time will be allowed for rcplaeing damaged CTH." (ADD) SECTION 101-2.1 EQiTIPMENT. Add co the end of the paragraph "'The Contractor shall make modifications to equipment and/or technique if their operations are causing FO>a to scatter or fling beyond the limits of the project." (CHANCE) , SECTION 102 HIGH FREQUENCY DEMOY,YTION. Change paragraph numerals "101- 4.1"end "101-5.1" to "102-4.1" and "102.5.1", respectively. (ADD) SECTION 541-2.1 AGGR)EOAT~S. Before the first paragraph, add "Aggrogates sources shall be tested for potentially reactive aggregates according to ASTM Cx95. Sources that indicate potential reactivity shall either not be used or shall be further tested as described below." (CHANGE) SECTION 501.3.1 PROPOR'TYCINS. In the Srst paragraph, charl$c "620" to "600". Tn the last senttnce of the last paragraph, change " 2 inches" to "3 inohes". (ADD) SECTION 501-~1.1 e. CONCRETE SAWS. Add to end of paragraph "F.quipnatnt for sawing joints and for other similar sawing of concrete must be mounted ott a whvclCd-ahassis~ which can be easily guided to followed the required alignment." (Apll) SECTION 501-4.1 g. HAND PLACIIYG CONCRETE. Add "A roller tube will not be considered adequate to meet this requirement." (ADD) sECTYON 501-4.11 Fl':NAL STRIKE-OFF, CONSOLIDATYON, AND FINISHING. Add before the first paragraph "Lack of consolidation or segregation of fine and coarse. aggregates shall be cause for removal of the affected concrete pavement panels. Pavement panels with more thaw 1/$ inch ccz~unt paste {lacking sufl~icient coarse aggregate) on the surface shall be rerrncved and replaaod at no cost to the owntr in acoordanca with section 501.4.19. The Engineer will determine the depth of the cement paste." (C]EIANGI~ SIECTION 501-4.1$ OPENING TO TRAFFIC. Change "620" to "600". (ADD) SEC1'1[ON 501-S.i a. (1) Sampling. Add to the beginning of the first paragraph "Concrete sample point will bo from the start of the scco~d third of the truck load. The Engineer may take additional samples from any looation and from any portion of any tn~ok load." (ADD) SECTION 501-S.i a. (3) Caring. Add to the end of the paragraph "After at least 24 hours of on site curing, but not more than 48 hours, the Contractor shall transport the beams to the Agency's testing facility. The Contractor shall remove the beams from their molds at the facility. The Engineer may designate an agezticy representative to aaaompany the beams during transportation." (ADD) SECTION 501-8.2 a. CenerAl. Add "(7) Consolidation of Cor~cretc" and "(8) Homoganaous Distn'bution of Aggregate". (REPLACE) SECTION 501-63 CONTROL GHART'S. Replace the CONTROL CHART LIMY'1"S table with the following: Addendum No.1-Job #4417 Page 2