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6. MEETING THE SCHEDULE During the height of the 2017 construction season, the contractor (Kiewit) had as many as 750 craft workers on site. During this season, the following work was completed on the FCO Spillway chute before the November 1, 2017, deadline:  320,000 m3 (420,000 yd3) of excavation  265,000 m3 (347,000 yd3) of RCC construction  234 structural-concrete slabs and 78 reinforced-concrete walls constructed  32000 m3 (42,000 yd3) of leveling concrete constructed  23000 m3 (30,000 yd3) of structural concrete constructed The progress of the work on the FCO Spillway chute is illustrated in Fig. 10, and the pertinent events for OER are highlighted in Table 3. Final placement of 2017 concrete on the FCO Spillway chute was made on November 1, 2017 (see Fig. 10), thus meeting the most important goal for the project. Fig. 10 Aerial views of construction on FCO Spillway chute between May and November 2017 Table 3 Pertinent Events in Oroville Emergency Recovery (OER) 2017 Date No. of Days Event Feb. 7 0 Initiation of Oroville Dam Spillway Incident Feb. 12 5 Emergency declared, downstream areas evacuated Feb. 23 16 OER Framework adopted Mar. 1-3 22-24 First meeting of Board of Consultants Mar. 6 27 OER leads organized, alternatives workshop Mar. 15 36 Forensic Investigation Team selected 82