The School Board of Miami-Dade County decided the $1.2 billion school bond will be used to upgrade security and technology and renovate buildings throughout the district.

A meeting was held on the issue Thursday morning.

Schools Superintendent Alberto Carvalho said only contractors in South Florida would be considered for the various projects.

According to the district:

• 79 projects are projected to cost less than $1 million;
• 65 projects are projected to cost between $1 and $2 million;
• 109 projects are projected to cost between $2 and $5 million;
• 46 projects are projected to cost between $5 and $10 million;
• and, 11 projects are projected to cost more than $10 million.