Bridging loan costs in the UK usually total between 7% and 15% of the loan...

https://dibz.me/blog/what-is-the-real-cost-of-a-bridging-loan-if-i-include-every-fee-1262

Bridging loan costs in the UK usually total between 7% and 15% of the loan amount. Monthly rates tend to sit around 0.55% to 1.25%