for san francisco t.v., i'm chris manors. thanks for watching. >> >> a century ago, building a dam in the high country of the sierra to bring a supply of fresh water to the san francisco bay area was a monumental undertaking. mayor sunny jim rafh turned to michael to mastermind the project. michael was a force of nature. air fwant in some ways but also a man's man. he supper advised the construction and it was the greatest engineering seats in the united states. >> the remow location of dam and reservoir made getting to the site a challenge. >> they had to get access to the slopes of the sierra nevada so they her to build a railroad to get construction equipment and materials into the site. they had to generate power so they built another reservoir to generate power and they did a remarkable amount of work with much less sophisticated equipment than what we have today. >> concrete for the dam was processed at a plant just upstream from the construction site, using sand and rock from the valley. nearly 400,000 yards of cubic c

. >> you're watching san francisco rising with chris manors.uest is mary chu. >> hi. i'm chris manors, and you're rising on san francisco rising. the show that's focused on rebuilding, reimagining, and restarting our city. our guest today is mary chu, and she's here to talk with us about art and the san francisco art commission. well come, miss chu. >> thanks for having me. >> it's great to have you. let's talk about art in the city and how art installations are funded. >> the arts committee was funded in 1932 and support civic review, design investments and art galleries. projects we have are funded by the city's art enrichment ordinance which provides 2% of construction costs for public art. >> so art is tied to construction. there's been a great deal in the southwest of the city. can you talk about some of the projects there? >> sure. our city has some exciting projected in the bayview-hunters point coming up. one artist created a photo collage. in the picture pavilion, one artist formed a collage of her one-year residency coming together wi