How do you proceed when you flop trips here? How's my line? Preflop is pretty loose but whatever.

Party Poker No-Limit Hold'em, $ BB (10 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: FlopTurnRiver)

UTG ($43)
UTG+1 ($26.01)
UTG+2 ($34.98)
Hero ($63.25)
MP2 ($107.61)
MP3 ($50.65)
CO ($47.50)
Button ($20.45)
SB ($66.19)
BB ($50)

Preflop: Hero is MP1 with 9, K. SB posts a blind of $0.25.
1 fold, UTG+1 calls $0.50, UTG+2 calls $0.50, Hero calls $0.50, 1 fold, MP3 calls $0.50, CO calls $0.50, 1 fold, SB (poster) completes, BB checks.

Flop: ($3.50) 9, 9, 4 (7 players)
SB checks, BB checks, UTG+1 checks, UTG+2 checks, Hero bets $3, MP3 folds, CO calls $3, SB folds, BB calls $3, UTG+1 folds, UTG+2 folds.

Turn: ($12.50) 6 (3 players)
BB checks, Hero bets $10, CO calls $10, BB calls $10.

River: ($42.50) 5 (3 players)
BB bets $20, Hero calls $20, CO folds.

Final Pot: $82.50