Foundation

This achieves 248 points without use of the integer x, factorials, radicals, or parentheses.

$1 = \lfloor\phi\rfloor$
$2 = \lceil\phi\rceil$
$3 = \lfloor\tau\div\phi\rfloor$
$4 = \lfloor\tau-\phi\rfloor$
$5 = \lceil\tau-\phi\rceil$
$6 = \lfloor\tau\rfloor$
$7 = \lceil\tau\rceil$
$8 = \lceil\tau+\phi\rceil$
$9 = \lceil\tau\rceil + \lceil\phi\rceil$
$10 = \lfloor\tau\times\phi\rfloor$
$11 = \lceil\tau\times\phi\rceil$
$12 = \lfloor\tau+\tau\rfloor$
$13 = \lceil\tau+\tau\rceil$
$14 = \lceil\tau\rceil\times\lceil\phi\rceil$
$15 = \lceil\phi^\tau-\tau\rceil$
$16 = \lfloor\tau\times\phi+\tau\rfloor$
$17 = \lfloor\phi^{\lfloor\tau\rfloor}\rfloor$
$18 = \lceil\phi^{\lfloor\tau\rfloor}\rceil$
$19 = \lfloor\tau^\phi\rfloor$
$20 = \lceil\tau^\phi\rceil$
$21 = \lceil\phi^\tau\rceil$
$22 = \lfloor\phi^\tau+\phi\rfloor$
$23 = \lfloor\lceil\tau\rceil^\phi\rfloor$
$24 = \lceil\lceil\tau\rceil^\phi\rceil$
$25 = \lfloor\tau^\phi+\tau\rfloor$
$26 = \lfloor\phi^\tau+\tau\rfloor$
$27 = \lceil\phi^\tau+\tau\rceil$
$28 = \lceil\phi^{\lceil\tau\rceil}-\phi\rceil$
$29 = \lfloor\phi^{\lceil\tau\rceil}\rfloor$
$30 = \lceil\phi^{\lceil\tau\rceil}\rceil$
$31 = \lfloor\phi\times\tau^\phi\rfloor$
$32 = \lceil\phi\times\tau^\phi\rceil$
$33 = \lfloor\phi\times\phi^\tau\rfloor$
$34 = \lceil\phi\times\phi^\tau\rceil$
$35 = \lfloor\phi^{\lceil\tau\rceil}+\tau\rfloor$
$36 = \lfloor\tau\rfloor^{\lceil\phi\rceil}$
$37 = \lfloor\lfloor\tau\rfloor\times\tau\rfloor$
$38 = \lceil\lfloor\tau\rfloor\times\tau\rceil$
$39 = \lfloor\tau\times\tau\rfloor$
$40 = \lceil\tau\times\tau\rceil$
$41 = \lfloor\tau\times\tau+\phi\rfloor$
$42 = \lfloor\tau\rfloor\times\lceil\tau\rceil$
$43 = \lfloor\lceil\tau\rceil\times\tau\rfloor$
$44 = \lceil\lceil\tau\rceil\times\tau\rceil$
$45 = \lceil\phi^{\tau+\phi}\rceil$
$46 = \lceil\tau\times\tau+\tau\rceil$
$47 = \lceil\phi^{\lceil\tau+\phi\rceil}\rceil$
$48 = \lfloor\lceil\tau\times\phi\rceil^\phi\rfloor$
$49 = \lceil\tau\rceil^{\lceil\phi\rceil}$
$50 = \lfloor\lceil\tau\rceil\times\tau+\tau\rfloor$

Points per line:

    2 2 4 4 4   2 2 4 5 4
    4 4 4 5 6   6 5 5 4 4
    4 6 5 5 6   6 6 7 5 5
    6 6 6 6 7   5 5 5 4 4
    6 5 5 5 6   6 7 7 5 7