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Page 5 of 6 <br /> <br />- Base: Sikalastic 710 <br />- Wear: Sikalastic 715 <br />- Top: Sikalastic 735AL <br />@ 55 dry mil thickness (Heavy Duty System) <br /> <br />REQUEST No. 1 RESPONSE: <br />Sika’s representative is proposing using Sikalastic 715 as a wear coat and Sikalastic 735AL as a top coat as alternate to <br />Sikalastic 715 LoVOC. These alternates are approved and apply to Detail 1/S510, Step 5 of the repair sequence. <br /> <br />REQUEST No. 2: <br />Please see the cross overs for BASF products. <br />Please let me know if it is acceptable to use the BASF products below. <br /> <br />Sikatop 122 Plus - Masteremaco T1061 <br />Sikatop 123 Plus - Masteremaco N425 <br />Armatec 110 - Masteremaco P124 <br />Sikadur 55 SLV (I would use sika 35 LPL) I need a long pot life epoxy - Masterseal 630 if used as a crack sealer – <br />Masterinject 1380 if used as an Injection material <br />Sikaflex 1a – SL - Masterseal SL1 <br />Sika 710/735 Traffic coating - Masterseal Traffic 1500 (M200 Base / TC225 Top Coat) <br />Sika 2c NS - Masterseal NP2 <br /> <br />REQUEST No. 2 RESPONSE: <br />The MasterEmaco and MasterSeal products proposed as alternates in the request below are acceptable. We don’t specify <br />Sikaflex-2c NS on our drawings but MasterSeal NP 2 is acceptable for use as a joint sealant per 2A/S500 as required. <br /> <br />REQUEST No. 3: <br /> <br />1. Substitutions for the base bid repair items. <br />a. 2A – Mapeflex PU50 SL is a one-component self-leveling polyurethane sealant for the 5/8” X ½” Control <br />Joint repairs <br />b. 3A – Horizontal repairs <br />i. Planibond 3C as bonding agent and corrosion inhibitor <br />ii. Mapecem 202 is a two-component, fast setting mortar for the horizontal repairs <br />c. 3B – Overhead repairs <br />i. Planibond 3C as bonding agent and corrosion inhibitor <br />ii. Planitop XS is one-component, fast-setting, fiber-reinforced mortar for the overhead repairs <br />d. 3C – Vertical Repairs <br />i. Planibond 3C as bonding agent and corrosion inhibitor <br />ii. Planitop XS is one-component, fast-setting, fiber-reinforced mortar for the overhead repairs <br />e. 3D – Deck Crack Repairs <br />i. Epojet LV is a very low-viscosity, epoxy injection and gravity fee resin for crack repairs less than <br />¼” in width <br />2. Substitution for alternate repair items. <br />a. M1 – Deck Resurface heavy pedestrian/light vehicular traffic coating <br />i. Mapefloor PU Primer (3 to 5 mils) for the Primer <br />ii. Mapefloor PU 400 FC (20 mils) for the detail coat <br />iii. Mapefloor PU 400 FC (20 mils) for the base coat <br />iv. Mapefloor Finish 450 (15 mils) for the aliphatic top coat <br />DocuSign Envelope ID: DF7281DA-C0AC-405F-A002-0E0273700A07