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PHASE II REPORT - Caltrans

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CEL#: 10-17749 1)apply tack coat to disc and break emulsion<br />

Project Name: Slurry/Micro Mix Design 2)record weight of specimen after cure, before soaking<br />

Aggregate: Type 3 Emulsion: MSE Ralumac 3)cover test specimen with water<br />

Source: Table Mountain Source: Sem Materials 4)abrade for 60 sec<br />

Emulsion mid-range target: 11.0 5)rinse debris with 1000ml of water M1<br />

Pre-wet water mid-range target: 12.0 6)carefully pat dry with towel<br />

Additive mid-range target: 0.0 Additive: cement type 2 7)record weight after test<br />

Additive mid-range target: 1.00 Additive: alum.sulf.<br />

Additive mid-range target: Additive:<br />

CAT RESULTS FOR ALL MIXES<br />

Comments: binding between emulsion and rock looks poor<br />

Additive mid-range target: Additive:<br />

Curing Conditions:<br />

Cohes.Abrasion w/wheels<br />

% material weights,g Temperature,°C 15 25 35<br />

-- aggregate 1350.0 agg Temperature,°F 59 77 95<br />

0.0 cement / lime 0.0 cement<br />

Other: ___________ Humidity, % 50 90<br />

12.0 water 162.0 water<br />

1.0 alum.sulf. 13.5 alum.sulf. Soaking period before testing 1 minute 1 hour<br />

11.0 emulsion (target) 148.5 emulsion<br />

Other: ___________ Compaction w/ roller immediately before testing yes no<br />

194<br />

A Cure Start End Rolled @ Soaking Temp Temp B C=A-B<br />

Original Time Clock Temp Temp Clock Humidity end of cure Period of SOAK of SOAK Final Loss<br />

Wt, g minutes Time °F °C Time yes / no before test water water Wt, g Wt, g<br />

1718.2 0:30 12:45 60 16 13:15 51 NO 1 min 61 16 1058.7 659.5<br />

1716.8 0:30 13:00 60 16 13:30 51 YES 1 min 61 16 1114.5 602.3<br />

1706.4 1:00 9:00 60 16 10:00 48 NO 1 min 61 16 1154.7 551.7<br />

1732.6 1:00 8:30 60 16 9:30 50 YES 1 min 61 16 1291.6 441.0<br />

1723.6 3:00 8:15 60 16 11:15 48 NO 1 min 60 16 1377.1 346.5<br />

1728.1 3:00 8:00 60 16 11:00 51 YES 1 min 60 16 1184.7 543.4<br />

1728.3 5:00 6:30 59 15 11:30 48 NO 1 hour 60 16 1344.6 383.7<br />

1763.0 5:00 6:00 60 16 11:00 48 YES 1 hour 60 16 1549 214.0

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