CORPORATION
PARTIN LIMESTONE PRODUCTS, INC.
RIVERSIDE CEMENT HOLDINGS COMPANY
TXI AVIATION, INC.
TXI CEMENT COMPANY
TXI RIVERSIDE INC.
TXI TRANSPORTATION COMPANY
TXI CALIFORNIA INC.
PACIFIC CUSTOM MATERIALS, INC.
TXI POWER COMPANY
TEXAS INDUSTRIES HOLDINGS, LLC
TEXAS INDUSTRIES TRUST
TXI LLC
TXI OPERATING TRUST
By:
/s/ Sharon Ellis
Name:
Sharon Ellis
Title:
Treasurer
RIVERSIDE CEMENT COMPANY
By:
/s/ Sharon Ellis
Name:
Sharon Ellis
Title:
Treasurer
15
TXI OPERATIONS, LP
By:
TXI Operating Trust, its general partner
By:
/s/ Sharon Ellis
Name:
Sharon Ellis
Title:
Treasurer
16